Home / 87,967,237.60-131,726,907.60-83,936,159.20

Finding the Fourth Proportional to 87,967,237.60, 131,726,907.60 and 83,936,159.20

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Solution

The fourth proportional to 87,967,237.60, 131,726,907.60 and 83,936,159.20 is: 125,690,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,967,237.60 : 131,726,907.60 = 83,936,159.20 : x
  2. Step 2: Convert to fraction form
    87,967,237.60/131,726,907.60 = 83,936,159.20/x
  3. Step 3: Cross multiply
    87,967,237.60x = 131,726,907.60 × 83,936,159.20
  4. Step 4: Simplify right side
    87,967,237.60x = 11,056,650,687,237,290
  5. Step 5: Solve for x
    x = 11,056,650,687,237,290/87,967,237.60
  6. Step 6: Final answer
    x = 125,690,552.40

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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.