Home / 699,339,778.00-965,063,593.28-386,067,265.31

Finding the Fourth Proportional to 699,339,778.00, 965,063,593.28 and 386,067,265.31

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Solution

The fourth proportional to 699,339,778.00, 965,063,593.28 and 386,067,265.31 is: 532,758,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,339,778.00 : 965,063,593.28 = 386,067,265.31 : x
  2. Step 2: Convert to fraction form
    699,339,778.00/965,063,593.28 = 386,067,265.31/x
  3. Step 3: Cross multiply
    699,339,778.00x = 965,063,593.28 × 386,067,265.31
  4. Step 4: Simplify right side
    699,339,778.00x = 372,579,462,305,921,344
  5. Step 5: Solve for x
    x = 372,579,462,305,921,344/699,339,778.00
  6. Step 6: Final answer
    x = 532,758,859.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.