Home / 656,635,198.30-906,149,855.19-363,281,865.82

Finding the Fourth Proportional to 656,635,198.30, 906,149,855.19 and 363,281,865.82

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Solution

The fourth proportional to 656,635,198.30, 906,149,855.19 and 363,281,865.82 is: 501,325,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,635,198.30 : 906,149,855.19 = 363,281,865.82 : x
  2. Step 2: Convert to fraction form
    656,635,198.30/906,149,855.19 = 363,281,865.82/x
  3. Step 3: Cross multiply
    656,635,198.30x = 906,149,855.19 × 363,281,865.82
  4. Step 4: Simplify right side
    656,635,198.30x = 329,187,810,105,946,048
  5. Step 5: Solve for x
    x = 329,187,810,105,946,048/656,635,198.30
  6. Step 6: Final answer
    x = 501,325,257.86

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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.