Home / 181,279,437.20-271,919,155.80-156,620,574.80

Finding the Fourth Proportional to 181,279,437.20, 271,919,155.80 and 156,620,574.80

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Solution

The fourth proportional to 181,279,437.20, 271,919,155.80 and 156,620,574.80 is: 234,930,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,279,437.20 : 271,919,155.80 = 156,620,574.80 : x
  2. Step 2: Convert to fraction form
    181,279,437.20/271,919,155.80 = 156,620,574.80/x
  3. Step 3: Cross multiply
    181,279,437.20x = 271,919,155.80 × 156,620,574.80
  4. Step 4: Simplify right side
    181,279,437.20x = 42,588,134,480,526,760
  5. Step 5: Solve for x
    x = 42,588,134,480,526,760/181,279,437.20
  6. Step 6: Final answer
    x = 234,930,862.20

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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.