Home / 367,047,589.12-550,556,452.07-90,691,843.73

Finding the Fourth Proportional to 367,047,589.12, 550,556,452.07 and 90,691,843.73

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Solution

The fourth proportional to 367,047,589.12, 550,556,452.07 and 90,691,843.73 is: 136,034,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,047,589.12 : 550,556,452.07 = 90,691,843.73 : x
  2. Step 2: Convert to fraction form
    367,047,589.12/550,556,452.07 = 90,691,843.73/x
  3. Step 3: Cross multiply
    367,047,589.12x = 550,556,452.07 × 90,691,843.73
  4. Step 4: Simplify right side
    367,047,589.12x = 49,930,979,712,808,616
  5. Step 5: Solve for x
    x = 49,930,979,712,808,616/367,047,589.12
  6. Step 6: Final answer
    x = 136,034,076.22

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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.