Step 1:
The first step to converting 50359121.543991 to a fraction is to re-write 50359121.543991 in the form p/q where p and q are both positive integers. To start with, 50359121.543991 can be written as simply 50359121.543991/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 50359121.543991, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 50359121.543991/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 50359121.543991/1 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 50359121.543991 as a fraction:
50359121/1 / 1