Home / 151,121,332.20-226,681,998.30-120,888,244.20

Finding the Fourth Proportional to 151,121,332.20, 226,681,998.30 and 120,888,244.20

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Solution

The fourth proportional to 151,121,332.20, 226,681,998.30 and 120,888,244.20 is: 181,332,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,121,332.20 : 226,681,998.30 = 120,888,244.20 : x
  2. Step 2: Convert to fraction form
    151,121,332.20/226,681,998.30 = 120,888,244.20/x
  3. Step 3: Cross multiply
    151,121,332.20x = 226,681,998.30 × 120,888,244.20
  4. Step 4: Simplify right side
    151,121,332.20x = 27,403,188,766,234,388
  5. Step 5: Solve for x
    x = 27,403,188,766,234,388/151,121,332.20
  6. Step 6: Final answer
    x = 181,332,366.30

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Double scale
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Similar ratio
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1.5x scale

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.