Home / 87,894,010.60-131,841,015.90-83,415,034.60

Finding the Fourth Proportional to 87,894,010.60, 131,841,015.90 and 83,415,034.60

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Solution

The fourth proportional to 87,894,010.60, 131,841,015.90 and 83,415,034.60 is: 125,122,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,894,010.60 : 131,841,015.90 = 83,415,034.60 : x
  2. Step 2: Convert to fraction form
    87,894,010.60/131,841,015.90 = 83,415,034.60/x
  3. Step 3: Cross multiply
    87,894,010.60x = 131,841,015.90 × 83,415,034.60
  4. Step 4: Simplify right side
    87,894,010.60x = 10,997,522,902,997,650
  5. Step 5: Solve for x
    x = 10,997,522,902,997,650/87,894,010.60
  6. Step 6: Final answer
    x = 125,122,551.90

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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.