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Finding the Fourth Proportional to 132,192,453.15, 198,288,679.73 and 132,192,453.15

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Solution

The fourth proportional to 132,192,453.15, 198,288,679.73 and 132,192,453.15 is: 198,288,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,192,453.15 : 198,288,679.73 = 132,192,453.15 : x
  2. Step 2: Convert to fraction form
    132,192,453.15/198,288,679.73 = 132,192,453.15/x
  3. Step 3: Cross multiply
    132,192,453.15x = 198,288,679.73 × 132,192,453.15
  4. Step 4: Simplify right side
    132,192,453.15x = 26,212,267,004,722,416
  5. Step 5: Solve for x
    x = 26,212,267,004,722,416/132,192,453.15
  6. Step 6: Final answer
    x = 198,288,679.73

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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.