Home / 87,488,001.70-131,232,002.55-36,469,665.70

Finding the Fourth Proportional to 87,488,001.70, 131,232,002.55 and 36,469,665.70

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Solution

The fourth proportional to 87,488,001.70, 131,232,002.55 and 36,469,665.70 is: 54,704,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,488,001.70 : 131,232,002.55 = 36,469,665.70 : x
  2. Step 2: Convert to fraction form
    87,488,001.70/131,232,002.55 = 36,469,665.70/x
  3. Step 3: Cross multiply
    87,488,001.70x = 131,232,002.55 × 36,469,665.70
  4. Step 4: Simplify right side
    87,488,001.70x = 4,785,987,262,140,048
  5. Step 5: Solve for x
    x = 4,785,987,262,140,048/87,488,001.70
  6. Step 6: Final answer
    x = 54,704,498.55

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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.