Home / 449,520,530,022.97-674,320,434,201.30-126,826,167,416

Finding the Fourth Proportional to 449,520,530,022.97, 674,320,434,201.30 and 126,826,167,416

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Solution

The fourth proportional to 449,520,530,022.97, 674,320,434,201.30 and 126,826,167,416 is: 190,250,434,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,520,530,022.97 : 674,320,434,201.30 = 126,826,167,416 : x
  2. Step 2: Convert to fraction form
    449,520,530,022.97/674,320,434,201.30 = 126,826,167,416/x
  3. Step 3: Cross multiply
    449,520,530,022.97x = 674,320,434,201.30 × 126,826,167,416
  4. Step 4: Simplify right side
    449,520,530,022.97x = 85,521,476,280,043,884,773,376
  5. Step 5: Solve for x
    x = 85,521,476,280,043,884,773,376/449,520,530,022.97
  6. Step 6: Final answer
    x = 190,250,434,781.42

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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.