Home / 19,027,876,861.35-28,541,815,292.03-11,589,403,472.55

Finding the Fourth Proportional to 19,027,876,861.35, 28,541,815,292.03 and 11,589,403,472.55

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Solution

The fourth proportional to 19,027,876,861.35, 28,541,815,292.03 and 11,589,403,472.55 is: 17,384,105,208.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027,876,861.35 : 28,541,815,292.03 = 11,589,403,472.55 : x
  2. Step 2: Convert to fraction form
    19,027,876,861.35/28,541,815,292.03 = 11,589,403,472.55/x
  3. Step 3: Cross multiply
    19,027,876,861.35x = 28,541,815,292.03 × 11,589,403,472.55
  4. Step 4: Simplify right side
    19,027,876,861.35x = 330,782,613,258,275,192,832
  5. Step 5: Solve for x
    x = 330,782,613,258,275,192,832/19,027,876,861.35
  6. Step 6: Final answer
    x = 17,384,105,208.83

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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.