Home / 234,882,839.43-352,369,631.49-89,305,081.76

Finding the Fourth Proportional to 234,882,839.43, 352,369,631.49 and 89,305,081.76

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Solution

The fourth proportional to 234,882,839.43, 352,369,631.49 and 89,305,081.76 is: 133,974,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,882,839.43 : 352,369,631.49 = 89,305,081.76 : x
  2. Step 2: Convert to fraction form
    234,882,839.43/352,369,631.49 = 89,305,081.76/x
  3. Step 3: Cross multiply
    234,882,839.43x = 352,369,631.49 × 89,305,081.76
  4. Step 4: Simplify right side
    234,882,839.43x = 31,468,398,748,193,672
  5. Step 5: Solve for x
    x = 31,468,398,748,193,672/234,882,839.43
  6. Step 6: Final answer
    x = 133,974,873.71

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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.