Finding the Fourth Proportional to 300,909,688,401.72, 415,242,837,177.83 and 163,733,053,342.09

Step by Step Solution

1. Step 1: Write the proportion equation
   300,909,688,401.72 : 415,242,837,177.83 = 163,733,053,342.09 : x
2. Step 2: Convert to fraction form
   300,909,688,401.72/415,242,837,177.83 = 163,733,053,342.09/x
3. Step 3: Cross multiply
   300,909,688,401.72x = 415,242,837,177.83 × 163,733,053,342.09
4. Step 4: Simplify right side
   300,909,688,401.72x = 67,988,977,609,558,437,396,480
5. Step 5: Solve for x
   x = 67,988,977,609,558,437,396,480/300,909,688,401.72
6. Step 6: Final answer
   x = 225,944,794,169.58