Step 1:
The first step to converting 563635469.90964 to a fraction is to re-write 563635469.90964 in the form p/q where p and q are both positive integers. To start with, 563635469.90964 can be written as simply 563635469.90964/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 563635469.90964, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 563635469.90964/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 563635469.90964/1 each by 100000:
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 563635469.90964 as a fraction:
563635469/1 / 1