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Finding the Fourth Proportional to 143,250,796.85, 214,876,195.26 and 143,250,796.85

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Solution

The fourth proportional to 143,250,796.85, 214,876,195.26 and 143,250,796.85 is: 214,876,195.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,250,796.85 : 214,876,195.26 = 143,250,796.85 : x
  2. Step 2: Convert to fraction form
    143,250,796.85/214,876,195.26 = 143,250,796.85/x
  3. Step 3: Cross multiply
    143,250,796.85x = 214,876,195.26 × 143,250,796.85
  4. Step 4: Simplify right side
    143,250,796.85x = 30,781,186,194,016,812
  5. Step 5: Solve for x
    x = 30,781,186,194,016,812/143,250,796.85
  6. Step 6: Final answer
    x = 214,876,195.26

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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.