Home / 80,615,887.66-120,924,141.72-24,529,358.98

Finding the Fourth Proportional to 80,615,887.66, 120,924,141.72 and 24,529,358.98

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Solution

The fourth proportional to 80,615,887.66, 120,924,141.72 and 24,529,358.98 is: 36,794,132.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,615,887.66 : 120,924,141.72 = 24,529,358.98 : x
  2. Step 2: Convert to fraction form
    80,615,887.66/120,924,141.72 = 24,529,358.98/x
  3. Step 3: Cross multiply
    80,615,887.66x = 120,924,141.72 × 24,529,358.98
  4. Step 4: Simplify right side
    80,615,887.66x = 2,966,191,681,598,274.50
  5. Step 5: Solve for x
    x = 2,966,191,681,598,274.50/80,615,887.66
  6. Step 6: Final answer
    x = 36,794,132.87

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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.