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Finding the Fourth Proportional to 80,558,697.60, 120,838,046.40 and 23,052,844.80

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Solution

The fourth proportional to 80,558,697.60, 120,838,046.40 and 23,052,844.80 is: 34,579,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,558,697.60 : 120,838,046.40 = 23,052,844.80 : x
  2. Step 2: Convert to fraction form
    80,558,697.60/120,838,046.40 = 23,052,844.80/x
  3. Step 3: Cross multiply
    80,558,697.60x = 120,838,046.40 × 23,052,844.80
  4. Step 4: Simplify right side
    80,558,697.60x = 2,785,660,729,594,399
  5. Step 5: Solve for x
    x = 2,785,660,729,594,399/80,558,697.60
  6. Step 6: Final answer
    x = 34,579,267.20

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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.