Home / 87,486,917.60-131,229,899.04-35,671,316.96

Finding the Fourth Proportional to 87,486,917.60, 131,229,899.04 and 35,671,316.96

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Solution

The fourth proportional to 87,486,917.60, 131,229,899.04 and 35,671,316.96 is: 53,506,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,486,917.60 : 131,229,899.04 = 35,671,316.96 : x
  2. Step 2: Convert to fraction form
    87,486,917.60/131,229,899.04 = 35,671,316.96/x
  3. Step 3: Cross multiply
    87,486,917.60x = 131,229,899.04 × 35,671,316.96
  4. Step 4: Simplify right side
    87,486,917.60x = 4,681,143,323,284,640
  5. Step 5: Solve for x
    x = 4,681,143,323,284,640/87,486,917.60
  6. Step 6: Final answer
    x = 53,506,780.80

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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.