Home / 331,741,770.28-457,894,710.10-192,557,372.38

Finding the Fourth Proportional to 331,741,770.28, 457,894,710.10 and 192,557,372.38

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Solution

The fourth proportional to 331,741,770.28, 457,894,710.10 and 192,557,372.38 is: 265,782,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,741,770.28 : 457,894,710.10 = 192,557,372.38 : x
  2. Step 2: Convert to fraction form
    331,741,770.28/457,894,710.10 = 192,557,372.38/x
  3. Step 3: Cross multiply
    331,741,770.28x = 457,894,710.10 × 192,557,372.38
  4. Step 4: Simplify right side
    331,741,770.28x = 88,171,002,203,557,856
  5. Step 5: Solve for x
    x = 88,171,002,203,557,856/331,741,770.28
  6. Step 6: Final answer
    x = 265,782,033.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.