Home / 181,279,572.20-271,919,358.30-156,620,709.80

Finding the Fourth Proportional to 181,279,572.20, 271,919,358.30 and 156,620,709.80

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Solution

The fourth proportional to 181,279,572.20, 271,919,358.30 and 156,620,709.80 is: 234,931,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,279,572.20 : 271,919,358.30 = 156,620,709.80 : x
  2. Step 2: Convert to fraction form
    181,279,572.20/271,919,358.30 = 156,620,709.80/x
  3. Step 3: Cross multiply
    181,279,572.20x = 271,919,358.30 × 156,620,709.80
  4. Step 4: Simplify right side
    181,279,572.20x = 42,588,202,905,306,528
  5. Step 5: Solve for x
    x = 42,588,202,905,306,528/181,279,572.20
  6. Step 6: Final answer
    x = 234,931,064.70

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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.