Home / 449,480,147.10-674,346,191.85-219,456,735.90

Finding the Fourth Proportional to 449,480,147.10, 674,346,191.85 and 219,456,735.90

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Solution

The fourth proportional to 449,480,147.10, 674,346,191.85 and 219,456,735.90 is: 329,246,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,480,147.10 : 674,346,191.85 = 219,456,735.90 : x
  2. Step 2: Convert to fraction form
    449,480,147.10/674,346,191.85 = 219,456,735.90/x
  3. Step 3: Cross multiply
    449,480,147.10x = 674,346,191.85 × 219,456,735.90
  4. Step 4: Simplify right side
    449,480,147.10x = 147,989,814,129,996,192
  5. Step 5: Solve for x
    x = 147,989,814,129,996,192/449,480,147.10
  6. Step 6: Final answer
    x = 329,246,608.74

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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.