Home / 87,452,562.60-131,178,843.90-29,939,711.40

Finding the Fourth Proportional to 87,452,562.60, 131,178,843.90 and 29,939,711.40

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Solution

The fourth proportional to 87,452,562.60, 131,178,843.90 and 29,939,711.40 is: 44,909,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,452,562.60 : 131,178,843.90 = 29,939,711.40 : x
  2. Step 2: Convert to fraction form
    87,452,562.60/131,178,843.90 = 29,939,711.40/x
  3. Step 3: Cross multiply
    87,452,562.60x = 131,178,843.90 × 29,939,711.40
  4. Step 4: Simplify right side
    87,452,562.60x = 3,927,456,728,151,650.50
  5. Step 5: Solve for x
    x = 3,927,456,728,151,650.50/87,452,562.60
  6. Step 6: Final answer
    x = 44,909,567.10

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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.