Step 1:
The first step to converting 90595336.616406 to a fraction is to re-write 90595336.616406 in the form p/q where p and q are both positive integers. To start with, 90595336.616406 can be written as simply 90595336.616406/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 90595336.616406, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 90595336.616406/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 90595336.616406/1 each by 1000000:
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 90595336.616406 as a fraction:
90595336/1 / 1