Home / 392,204,293.97-588,384,021-112,087,721.58

Finding the Fourth Proportional to 392,204,293.97, 588,384,021 and 112,087,721.58

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Solution

The fourth proportional to 392,204,293.97, 588,384,021 and 112,087,721.58 is: 168,153,753.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,204,293.97 : 588,384,021 = 112,087,721.58 : x
  2. Step 2: Convert to fraction form
    392,204,293.97/588,384,021 = 112,087,721.58/x
  3. Step 3: Cross multiply
    392,204,293.97x = 588,384,021 × 112,087,721.58
  4. Step 4: Simplify right side
    392,204,293.97x = 65,950,624,327,968,872
  5. Step 5: Solve for x
    x = 65,950,624,327,968,872/392,204,293.97
  6. Step 6: Final answer
    x = 168,153,753.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.