Home / 84,053,872.20-126,112,301.10-32,972,550.60

Finding the Fourth Proportional to 84,053,872.20, 126,112,301.10 and 32,972,550.60

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Solution

The fourth proportional to 84,053,872.20, 126,112,301.10 and 32,972,550.60 is: 49,471,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,053,872.20 : 126,112,301.10 = 32,972,550.60 : x
  2. Step 2: Convert to fraction form
    84,053,872.20/126,112,301.10 = 32,972,550.60/x
  3. Step 3: Cross multiply
    84,053,872.20x = 126,112,301.10 × 32,972,550.60
  4. Step 4: Simplify right side
    84,053,872.20x = 4,158,244,229,302,185.50
  5. Step 5: Solve for x
    x = 4,158,244,229,302,185.50/84,053,872.20
  6. Step 6: Final answer
    x = 49,471,179.86

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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.