Home / 87,960,212.20-132,192,260.70-76,874,746.60

Finding the Fourth Proportional to 87,960,212.20, 132,192,260.70 and 76,874,746.60

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Solution

The fourth proportional to 87,960,212.20, 132,192,260.70 and 76,874,746.60 is: 115,532,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,960,212.20 : 132,192,260.70 = 76,874,746.60 : x
  2. Step 2: Convert to fraction form
    87,960,212.20/132,192,260.70 = 76,874,746.60/x
  3. Step 3: Cross multiply
    87,960,212.20x = 132,192,260.70 × 76,874,746.60
  4. Step 4: Simplify right side
    87,960,212.20x = 10,162,246,543,793,638
  5. Step 5: Solve for x
    x = 10,162,246,543,793,638/87,960,212.20
  6. Step 6: Final answer
    x = 115,532,310.46

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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.