Home / 354,315,816.10-532,040,594.55-268,151,515.30

Finding the Fourth Proportional to 354,315,816.10, 532,040,594.55 and 268,151,515.30

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Solution

The fourth proportional to 354,315,816.10, 532,040,594.55 and 268,151,515.30 is: 402,656,288.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,315,816.10 : 532,040,594.55 = 268,151,515.30 : x
  2. Step 2: Convert to fraction form
    354,315,816.10/532,040,594.55 = 268,151,515.30/x
  3. Step 3: Cross multiply
    354,315,816.10x = 532,040,594.55 × 268,151,515.30
  4. Step 4: Simplify right side
    354,315,816.10x = 142,667,491,629,695,424
  5. Step 5: Solve for x
    x = 142,667,491,629,695,424/354,315,816.10
  6. Step 6: Final answer
    x = 402,656,288.96

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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.