Home / 89,802,502.20-134,703,753.30-38,784,166.20

Finding the Fourth Proportional to 89,802,502.20, 134,703,753.30 and 38,784,166.20

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Solution

The fourth proportional to 89,802,502.20, 134,703,753.30 and 38,784,166.20 is: 58,176,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,802,502.20 : 134,703,753.30 = 38,784,166.20 : x
  2. Step 2: Convert to fraction form
    89,802,502.20/134,703,753.30 = 38,784,166.20/x
  3. Step 3: Cross multiply
    89,802,502.20x = 134,703,753.30 × 38,784,166.20
  4. Step 4: Simplify right side
    89,802,502.20x = 5,224,372,755,750,999
  5. Step 5: Solve for x
    x = 5,224,372,755,750,999/89,802,502.20
  6. Step 6: Final answer
    x = 58,176,249.30

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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.