Home / 87,689,909.10-131,534,863.65-23,864,501.10

Finding the Fourth Proportional to 87,689,909.10, 131,534,863.65 and 23,864,501.10

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Solution

The fourth proportional to 87,689,909.10, 131,534,863.65 and 23,864,501.10 is: 35,796,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,689,909.10 : 131,534,863.65 = 23,864,501.10 : x
  2. Step 2: Convert to fraction form
    87,689,909.10/131,534,863.65 = 23,864,501.10/x
  3. Step 3: Cross multiply
    87,689,909.10x = 131,534,863.65 × 23,864,501.10
  4. Step 4: Simplify right side
    87,689,909.10x = 3,139,013,898,263,775.50
  5. Step 5: Solve for x
    x = 3,139,013,898,263,775.50/87,689,909.10
  6. Step 6: Final answer
    x = 35,796,751.65

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Double scale
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Similar ratio
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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.