Home / 354,315,815.10-532,040,593.05-268,151,514.30

Finding the Fourth Proportional to 354,315,815.10, 532,040,593.05 and 268,151,514.30

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Solution

The fourth proportional to 354,315,815.10, 532,040,593.05 and 268,151,514.30 is: 402,656,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,315,815.10 : 532,040,593.05 = 268,151,514.30 : x
  2. Step 2: Convert to fraction form
    354,315,815.10/532,040,593.05 = 268,151,514.30/x
  3. Step 3: Cross multiply
    354,315,815.10x = 532,040,593.05 × 268,151,514.30
  4. Step 4: Simplify right side
    354,315,815.10x = 142,667,490,695,427,568
  5. Step 5: Solve for x
    x = 142,667,490,695,427,568/354,315,815.10
  6. Step 6: Final answer
    x = 402,656,287.46

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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.