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Finding the Fourth Proportional to 129,034,670.60, 193,552,005.90 and 129,034,670.60

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Solution

The fourth proportional to 129,034,670.60, 193,552,005.90 and 129,034,670.60 is: 193,552,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,034,670.60 : 193,552,005.90 = 129,034,670.60 : x
  2. Step 2: Convert to fraction form
    129,034,670.60/193,552,005.90 = 129,034,670.60/x
  3. Step 3: Cross multiply
    129,034,670.60x = 193,552,005.90 × 129,034,670.60
  4. Step 4: Simplify right side
    129,034,670.60x = 24,974,919,325,275,756
  5. Step 5: Solve for x
    x = 24,974,919,325,275,756/129,034,670.60
  6. Step 6: Final answer
    x = 193,552,005.90

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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.