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Finding the Fourth Proportional to 220,332,079.80, 330,019,822.80 and 182,068,327.80

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Solution

The fourth proportional to 220,332,079.80, 330,019,822.80 and 182,068,327.80 is: 272,707,257.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,332,079.80 : 330,019,822.80 = 182,068,327.80 : x
  2. Step 2: Convert to fraction form
    220,332,079.80/330,019,822.80 = 182,068,327.80/x
  3. Step 3: Cross multiply
    220,332,079.80x = 330,019,822.80 × 182,068,327.80
  4. Step 4: Simplify right side
    220,332,079.80x = 60,086,157,278,048,320
  5. Step 5: Solve for x
    x = 60,086,157,278,048,320/220,332,079.80
  6. Step 6: Final answer
    x = 272,707,257.76

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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.