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Finding the Fourth Proportional to 73,390,390.80, 110,057,592.60 and 22,255,414.80

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Solution

The fourth proportional to 73,390,390.80, 110,057,592.60 and 22,255,414.80 is: 33,374,633.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,390,390.80 : 110,057,592.60 = 22,255,414.80 : x
  2. Step 2: Convert to fraction form
    73,390,390.80/110,057,592.60 = 22,255,414.80/x
  3. Step 3: Cross multiply
    73,390,390.80x = 110,057,592.60 × 22,255,414.80
  4. Step 4: Simplify right side
    73,390,390.80x = 2,449,377,375,202,410.50
  5. Step 5: Solve for x
    x = 2,449,377,375,202,410.50/73,390,390.80
  6. Step 6: Final answer
    x = 33,374,633.23

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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.