Home / 87,488,519.20-131,232,778.80-36,470,183.20

Finding the Fourth Proportional to 87,488,519.20, 131,232,778.80 and 36,470,183.20

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Solution

The fourth proportional to 87,488,519.20, 131,232,778.80 and 36,470,183.20 is: 54,705,274.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,488,519.20 : 131,232,778.80 = 36,470,183.20 : x
  2. Step 2: Convert to fraction form
    87,488,519.20/131,232,778.80 = 36,470,183.20/x
  3. Step 3: Cross multiply
    87,488,519.20x = 131,232,778.80 × 36,470,183.20
  4. Step 4: Simplify right side
    87,488,519.20x = 4,786,083,484,681,076
  5. Step 5: Solve for x
    x = 4,786,083,484,681,076/87,488,519.20
  6. Step 6: Final answer
    x = 54,705,274.80

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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.