Cristiano Ronaldo is one of the most prolific goal scorers in the history of football. The Portuguese superstar has scored an incredible 674 goals in 895 appearances across his club and international career, giving him a goal-to-game ratio of 0.75[1]. This means that he scores, on average, 75 goals for every 100 games he plays.

Ronaldo's goal-scoring prowess has been consistent throughout his career. He scored his first professional goal for Sporting CP in 2002 at the age of 17 and has been scoring at an impressive rate ever since. He spent six seasons at Manchester United, where he scored 118 goals in 292 appearances, giving him a ratio of 0.40. He then moved to Real Madrid, where he spent nine seasons and became the club's all-time top scorer with 450 goals in 438 appearances, giving him a ratio of 1.03. He currently plays for Juventus and has scored 101 goals in 133 appearances, giving him a ratio of 0.76[2].

Ronaldo's goal-to-game ratio is even more impressive when you consider the fact that he is not just a goal scorer but also a creative force on the pitch. He has provided 219 assists in his career, which means that he has been involved in a total of 893 goals, giving him an involvement-to-game ratio of 0.99[3]. This means that he is directly involved in a goal in almost every game he plays.

Ronaldo's goal-scoring record is even more impressive when you compare it to other greats of the game. Lionel Messi, Ronaldo's long-time rival, has a goal-to-game ratio of 0.81, having scored 672 goals in 828 appearances[4]. Pele, widely regarded as one of the greatest footballers of all time, has a ratio of 0.93, having scored 767 goals in 831 appearances[5].

In conclusion, Ronaldo's goal-to-game ratio is a testament to his incredible skill, hard work, and dedication to the game. He is not only one of the greatest goal scorers of all time but also one of the most complete players to have ever played the game.