Home / 74,202,550.08-111,304,541.97-28,132,029.42

Finding the Fourth Proportional to 74,202,550.08, 111,304,541.97 and 28,132,029.42

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Solution

The fourth proportional to 74,202,550.08, 111,304,541.97 and 28,132,029.42 is: 42,198,315.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,202,550.08 : 111,304,541.97 = 28,132,029.42 : x
  2. Step 2: Convert to fraction form
    74,202,550.08/111,304,541.97 = 28,132,029.42/x
  3. Step 3: Cross multiply
    74,202,550.08x = 111,304,541.97 × 28,132,029.42
  4. Step 4: Simplify right side
    74,202,550.08x = 3,131,222,649,279,665
  5. Step 5: Solve for x
    x = 3,131,222,649,279,665/74,202,550.08
  6. Step 6: Final answer
    x = 42,198,315.91

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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.