Home / 87,382,044.60-131,222,366.10-57,223,606.20

Finding the Fourth Proportional to 87,382,044.60, 131,222,366.10 and 57,223,606.20

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Solution

The fourth proportional to 87,382,044.60, 131,222,366.10 and 57,223,606.20 is: 85,933,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,382,044.60 : 131,222,366.10 = 57,223,606.20 : x
  2. Step 2: Convert to fraction form
    87,382,044.60/131,222,366.10 = 57,223,606.20/x
  3. Step 3: Cross multiply
    87,382,044.60x = 131,222,366.10 × 57,223,606.20
  4. Step 4: Simplify right side
    87,382,044.60x = 7,509,017,002,338,630
  5. Step 5: Solve for x
    x = 7,509,017,002,338,630/87,382,044.60
  6. Step 6: Final answer
    x = 85,933,180.40

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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.