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Finding the Fourth Proportional to 43,957,645.60, 65,936,468.40 and 22,458,560.80

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Solution

The fourth proportional to 43,957,645.60, 65,936,468.40 and 22,458,560.80 is: 33,687,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,957,645.60 : 65,936,468.40 = 22,458,560.80 : x
  2. Step 2: Convert to fraction form
    43,957,645.60/65,936,468.40 = 22,458,560.80/x
  3. Step 3: Cross multiply
    43,957,645.60x = 65,936,468.40 × 22,458,560.80
  4. Step 4: Simplify right side
    43,957,645.60x = 1,480,838,184,498,678.75
  5. Step 5: Solve for x
    x = 1,480,838,184,498,678.75/43,957,645.60
  6. Step 6: Final answer
    x = 33,687,841.20

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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.