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Finding the Fourth Proportional to 168,148,593.90, 252,222,890.85 and 168,148,593.90

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Solution

The fourth proportional to 168,148,593.90, 252,222,890.85 and 168,148,593.90 is: 252,222,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,148,593.90 : 252,222,890.85 = 168,148,593.90 : x
  2. Step 2: Convert to fraction form
    168,148,593.90/252,222,890.85 = 168,148,593.90/x
  3. Step 3: Cross multiply
    168,148,593.90x = 252,222,890.85 × 168,148,593.90
  4. Step 4: Simplify right side
    168,148,593.90x = 42,410,924,445,820,680
  5. Step 5: Solve for x
    x = 42,410,924,445,820,680/168,148,593.90
  6. Step 6: Final answer
    x = 252,222,890.85

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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.