Home / 147,917,553.98-204,132,233.11-81,836,976.02

Finding the Fourth Proportional to 147,917,553.98, 204,132,233.11 and 81,836,976.02

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Solution

The fourth proportional to 147,917,553.98, 204,132,233.11 and 81,836,976.02 is: 112,938,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,917,553.98 : 204,132,233.11 = 81,836,976.02 : x
  2. Step 2: Convert to fraction form
    147,917,553.98/204,132,233.11 = 81,836,976.02/x
  3. Step 3: Cross multiply
    147,917,553.98x = 204,132,233.11 × 81,836,976.02
  4. Step 4: Simplify right side
    147,917,553.98x = 16,705,564,665,932,120
  5. Step 5: Solve for x
    x = 16,705,564,665,932,120/147,917,553.98
  6. Step 6: Final answer
    x = 112,938,351.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.