Step 1:
The first step to converting 90964435.216441 to a fraction is to re-write 90964435.216441 in the form p/q where p and q are both positive integers. To start with, 90964435.216441 can be written as simply 90964435.216441/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 90964435.216441, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 90964435.216441/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 90964435.216441/1 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 90964435.216441 as a fraction:
90964435/1 / 1