Step 1:
The first step to converting 7964737755.7221 to a fraction is to re-write 7964737755.7221 in the form p/q where p and q are both positive integers. To start with, 7964737755.7221 can be written as simply 7964737755.7221/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 7964737755.7221, which in this case is 4. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 7964737755.7221/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 7964737755.7221/1 each by 10000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 7964737755.7221 as a fraction:
7964737755/1 / 1