Home / 10,758,806,976.32-16,123,040,136.48-5,080,336,648.64

Finding the Fourth Proportional to 10,758,806,976.32, 16,123,040,136.48 and 5,080,336,648.64

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Solution

The fourth proportional to 10,758,806,976.32, 16,123,040,136.48 and 5,080,336,648.64 is: 7,613,341,504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758,806,976.32 : 16,123,040,136.48 = 5,080,336,648.64 : x
  2. Step 2: Convert to fraction form
    10,758,806,976.32/16,123,040,136.48 = 5,080,336,648.64/x
  3. Step 3: Cross multiply
    10,758,806,976.32x = 16,123,040,136.48 × 5,080,336,648.64
  4. Step 4: Simplify right side
    10,758,806,976.32x = 81,910,471,692,853,018,624
  5. Step 5: Solve for x
    x = 81,910,471,692,853,018,624/10,758,806,976.32
  6. Step 6: Final answer
    x = 7,613,341,504.61

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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.