Step 1:
The first step to converting 90410742.97878 to a fraction is to re-write 90410742.97878 in the form p/q where p and q are both positive integers. To start with, 90410742.97878 can be written as simply 90410742.97878/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 90410742.97878, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 90410742.97878/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 90410742.97878/1 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 90410742.97878 as a fraction:
90410742/1 / 1