Home / 87,433,123.10-131,228,999.85-44,332,310.30

Finding the Fourth Proportional to 87,433,123.10, 131,228,999.85 and 44,332,310.30

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Solution

The fourth proportional to 87,433,123.10, 131,228,999.85 and 44,332,310.30 is: 66,538,681.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,433,123.10 : 131,228,999.85 = 44,332,310.30 : x
  2. Step 2: Convert to fraction form
    87,433,123.10/131,228,999.85 = 44,332,310.30/x
  3. Step 3: Cross multiply
    87,433,123.10x = 131,228,999.85 × 44,332,310.30
  4. Step 4: Simplify right side
    87,433,123.10x = 5,817,684,741,708,853
  5. Step 5: Solve for x
    x = 5,817,684,741,708,853/87,433,123.10
  6. Step 6: Final answer
    x = 66,538,681.63

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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.