Home / 151,121,363.20-226,682,044.80-120,888,275.20

Finding the Fourth Proportional to 151,121,363.20, 226,682,044.80 and 120,888,275.20

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Solution

The fourth proportional to 151,121,363.20, 226,682,044.80 and 120,888,275.20 is: 181,332,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,121,363.20 : 226,682,044.80 = 120,888,275.20 : x
  2. Step 2: Convert to fraction form
    151,121,363.20/226,682,044.80 = 120,888,275.20/x
  3. Step 3: Cross multiply
    151,121,363.20x = 226,682,044.80 × 120,888,275.20
  4. Step 4: Simplify right side
    151,121,363.20x = 27,403,201,414,681,132
  5. Step 5: Solve for x
    x = 27,403,201,414,681,132/151,121,363.20
  6. Step 6: Final answer
    x = 181,332,412.80

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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.