Finding the Fourth Proportional to 300,909,688,399.98, 415,242,837,175.40 and 163,733,053,340.34

Step by Step Solution

1. Step 1: Write the proportion equation
   300,909,688,399.98 : 415,242,837,175.40 = 163,733,053,340.34 : x
2. Step 2: Convert to fraction form
   300,909,688,399.98/415,242,837,175.40 = 163,733,053,340.34/x
3. Step 3: Cross multiply
   300,909,688,399.98x = 415,242,837,175.40 × 163,733,053,340.34
4. Step 4: Simplify right side
   300,909,688,399.98x = 67,988,977,608,433,885,773,824
5. Step 5: Solve for x
   x = 67,988,977,608,433,885,773,824/300,909,688,399.98
6. Step 6: Final answer
   x = 225,944,794,167.15