Home / 87,377,439.60-131,066,159.40-60,167,660.40

Finding the Fourth Proportional to 87,377,439.60, 131,066,159.40 and 60,167,660.40

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Solution

The fourth proportional to 87,377,439.60, 131,066,159.40 and 60,167,660.40 is: 90,251,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,377,439.60 : 131,066,159.40 = 60,167,660.40 : x
  2. Step 2: Convert to fraction form
    87,377,439.60/131,066,159.40 = 60,167,660.40/x
  3. Step 3: Cross multiply
    87,377,439.60x = 131,066,159.40 × 60,167,660.40
  4. Step 4: Simplify right side
    87,377,439.60x = 7,885,944,168,711,468
  5. Step 5: Solve for x
    x = 7,885,944,168,711,468/87,377,439.60
  6. Step 6: Final answer
    x = 90,251,490.60

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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.