Home / 182,111,700.20-251,155,320.69-129,083,520.92

Finding the Fourth Proportional to 182,111,700.20, 251,155,320.69 and 129,083,520.92

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Solution

The fourth proportional to 182,111,700.20, 251,155,320.69 and 129,083,520.92 is: 178,022,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,111,700.20 : 251,155,320.69 = 129,083,520.92 : x
  2. Step 2: Convert to fraction form
    182,111,700.20/251,155,320.69 = 129,083,520.92/x
  3. Step 3: Cross multiply
    182,111,700.20x = 251,155,320.69 × 129,083,520.92
  4. Step 4: Simplify right side
    182,111,700.20x = 32,420,013,093,084,812
  5. Step 5: Solve for x
    x = 32,420,013,093,084,812/182,111,700.20
  6. Step 6: Final answer
    x = 178,022,680.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.