Home / 206,454,294.64-284,761,874.15-135,867,415.24

Finding the Fourth Proportional to 206,454,294.64, 284,761,874.15 and 135,867,415.24

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Solution

The fourth proportional to 206,454,294.64, 284,761,874.15 and 135,867,415.24 is: 187,401,574.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,454,294.64 : 284,761,874.15 = 135,867,415.24 : x
  2. Step 2: Convert to fraction form
    206,454,294.64/284,761,874.15 = 135,867,415.24/x
  3. Step 3: Cross multiply
    206,454,294.64x = 284,761,874.15 × 135,867,415.24
  4. Step 4: Simplify right side
    206,454,294.64x = 38,689,859,798,234,864
  5. Step 5: Solve for x
    x = 38,689,859,798,234,864/206,454,294.64
  6. Step 6: Final answer
    x = 187,401,574.12

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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.