Finding the Fourth Proportional to 11,755,053,142.05, 16,503,564,857.55 and 11,755,053,142.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,755,053,142.05 : 16,503,564,857.55 = 11,755,053,142.05 : x
2. Step 2: Convert to fraction form
   11,755,053,142.05/16,503,564,857.55 = 11,755,053,142.05/x
3. Step 3: Cross multiply
   11,755,053,142.05x = 16,503,564,857.55 × 11,755,053,142.05
4. Step 4: Simplify right side
   11,755,053,142.05x = 194,000,281,933,769,080,832
5. Step 5: Solve for x
   x = 194,000,281,933,769,080,832/11,755,053,142.05
6. Step 6: Final answer
   x = 16,503,564,857.55