Home / 87,360,348.60-131,040,522.90-29,843,998.20

Finding the Fourth Proportional to 87,360,348.60, 131,040,522.90 and 29,843,998.20

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Solution

The fourth proportional to 87,360,348.60, 131,040,522.90 and 29,843,998.20 is: 44,765,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,360,348.60 : 131,040,522.90 = 29,843,998.20 : x
  2. Step 2: Convert to fraction form
    87,360,348.60/131,040,522.90 = 29,843,998.20/x
  3. Step 3: Cross multiply
    87,360,348.60x = 131,040,522.90 × 29,843,998.20
  4. Step 4: Simplify right side
    87,360,348.60x = 3,910,773,129,554,659
  5. Step 5: Solve for x
    x = 3,910,773,129,554,659/87,360,348.60
  6. Step 6: Final answer
    x = 44,765,997.30

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Double scale
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Similar ratio
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1.5x scale

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.