Home / 448,495,414.20-672,743,121.30-327,563,062.20

Finding the Fourth Proportional to 448,495,414.20, 672,743,121.30 and 327,563,062.20

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Solution

The fourth proportional to 448,495,414.20, 672,743,121.30 and 327,563,062.20 is: 491,344,593.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,495,414.20 : 672,743,121.30 = 327,563,062.20 : x
  2. Step 2: Convert to fraction form
    448,495,414.20/672,743,121.30 = 327,563,062.20/x
  3. Step 3: Cross multiply
    448,495,414.20x = 672,743,121.30 × 327,563,062.20
  4. Step 4: Simplify right side
    448,495,414.20x = 220,365,796,887,014,016
  5. Step 5: Solve for x
    x = 220,365,796,887,014,016/448,495,414.20
  6. Step 6: Final answer
    x = 491,344,593.30

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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.