Step 1:
The first step to converting 91916.121000613 to a fraction is to re-write 91916.121000613 in the form p/q where p and q are both positive integers. To start with, 91916.121000613 can be written as simply 91916.121000613/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 91916.121000613, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 91916.121000613/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 91916.121000613/1 each by 1000000000:
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 91916.121000613 as a fraction:
735329/8 / 1