Home / 151,121,204.20-226,681,806.30-120,888,116.20

Finding the Fourth Proportional to 151,121,204.20, 226,681,806.30 and 120,888,116.20

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Solution

The fourth proportional to 151,121,204.20, 226,681,806.30 and 120,888,116.20 is: 181,332,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,121,204.20 : 226,681,806.30 = 120,888,116.20 : x
  2. Step 2: Convert to fraction form
    151,121,204.20/226,681,806.30 = 120,888,116.20/x
  3. Step 3: Cross multiply
    151,121,204.20x = 226,681,806.30 × 120,888,116.20
  4. Step 4: Simplify right side
    151,121,204.20x = 27,403,136,540,420,296
  5. Step 5: Solve for x
    x = 27,403,136,540,420,296/151,121,204.20
  6. Step 6: Final answer
    x = 181,332,174.30

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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.