Home / 449,520,530,023.20-674,320,434,201.55-126,826,167,416.20

Finding the Fourth Proportional to 449,520,530,023.20, 674,320,434,201.55 and 126,826,167,416.20

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Solution

The fourth proportional to 449,520,530,023.20, 674,320,434,201.55 and 126,826,167,416.20 is: 190,250,434,781.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,520,530,023.20 : 674,320,434,201.55 = 126,826,167,416.20 : x
  2. Step 2: Convert to fraction form
    449,520,530,023.20/674,320,434,201.55 = 126,826,167,416.20/x
  3. Step 3: Cross multiply
    449,520,530,023.20x = 674,320,434,201.55 × 126,826,167,416.20
  4. Step 4: Simplify right side
    449,520,530,023.20x = 85,521,476,280,210,465,751,040
  5. Step 5: Solve for x
    x = 85,521,476,280,210,465,751,040/449,520,530,023.20
  6. Step 6: Final answer
    x = 190,250,434,781.69

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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.