Home / 448,416,687.60-672,625,031.40-337,930,103.70

Finding the Fourth Proportional to 448,416,687.60, 672,625,031.40 and 337,930,103.70

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Solution

The fourth proportional to 448,416,687.60, 672,625,031.40 and 337,930,103.70 is: 506,895,155.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,416,687.60 : 672,625,031.40 = 337,930,103.70 : x
  2. Step 2: Convert to fraction form
    448,416,687.60/672,625,031.40 = 337,930,103.70/x
  3. Step 3: Cross multiply
    448,416,687.60x = 672,625,031.40 × 337,930,103.70
  4. Step 4: Simplify right side
    448,416,687.60x = 227,300,246,612,217,728
  5. Step 5: Solve for x
    x = 227,300,246,612,217,728/448,416,687.60
  6. Step 6: Final answer
    x = 506,895,155.55

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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.