Home / 189,598,913.40-284,398,370.10-132,156,046.20

Finding the Fourth Proportional to 189,598,913.40, 284,398,370.10 and 132,156,046.20

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Solution

The fourth proportional to 189,598,913.40, 284,398,370.10 and 132,156,046.20 is: 198,234,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,598,913.40 : 284,398,370.10 = 132,156,046.20 : x
  2. Step 2: Convert to fraction form
    189,598,913.40/284,398,370.10 = 132,156,046.20/x
  3. Step 3: Cross multiply
    189,598,913.40x = 284,398,370.10 × 132,156,046.20
  4. Step 4: Simplify right side
    189,598,913.40x = 37,584,964,138,140,304
  5. Step 5: Solve for x
    x = 37,584,964,138,140,304/189,598,913.40
  6. Step 6: Final answer
    x = 198,234,069.30

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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.