Home / 664,424,416.20-996,542,145.90-227,745,251.40

Finding the Fourth Proportional to 664,424,416.20, 996,542,145.90 and 227,745,251.40

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Solution

The fourth proportional to 664,424,416.20, 996,542,145.90 and 227,745,251.40 is: 341,585,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,424,416.20 : 996,542,145.90 = 227,745,251.40 : x
  2. Step 2: Convert to fraction form
    664,424,416.20/996,542,145.90 = 227,745,251.40/x
  3. Step 3: Cross multiply
    664,424,416.20x = 996,542,145.90 × 227,745,251.40
  4. Step 4: Simplify right side
    664,424,416.20x = 226,957,741,548,690,976
  5. Step 5: Solve for x
    x = 226,957,741,548,690,976/664,424,416.20
  6. Step 6: Final answer
    x = 341,585,492.67

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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.