Step 1:
The first step to converting 103750121.78173 to a fraction is to re-write 103750121.78173 in the form p/q where p and q are both positive integers. To start with, 103750121.78173 can be written as simply 103750121.78173/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 103750121.78173, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 103750121.78173/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 103750121.78173/1 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 103750121.78173 as a fraction:
103750121/1 / 1