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Finding the Fourth Proportional to 125,949,658.60, 188,924,487.90 and 125,949,658.60

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Solution

The fourth proportional to 125,949,658.60, 188,924,487.90 and 125,949,658.60 is: 188,924,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,949,658.60 : 188,924,487.90 = 125,949,658.60 : x
  2. Step 2: Convert to fraction form
    125,949,658.60/188,924,487.90 = 125,949,658.60/x
  3. Step 3: Cross multiply
    125,949,658.60x = 188,924,487.90 × 125,949,658.60
  4. Step 4: Simplify right side
    125,949,658.60x = 23,794,974,752,184,832
  5. Step 5: Solve for x
    x = 23,794,974,752,184,832/125,949,658.60
  6. Step 6: Final answer
    x = 188,924,487.90

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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.