Final answer:
The common ratio of 100 to 122 is calculated by dividing 122 by 100, resulting in a common ratio of 1.22.
Step-by-step explanation:
The question, 'What is the common ratio of 100 and 122?' seems to be asking for the ratio between two numbers, which in mathematics, is simply the fraction formed by dividing one number by the other.
To find the common ratio, we divide 122 by 100, which gives us 1.22. Therefore, the common ratio of 100 to 122 is 1.22.