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Finding the Fourth Proportional to 568,663,462.92, 853,309,947.40 and 277,532,997.24

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Solution

The fourth proportional to 568,663,462.92, 853,309,947.40 and 277,532,997.24 is: 416,453,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,663,462.92 : 853,309,947.40 = 277,532,997.24 : x
  2. Step 2: Convert to fraction form
    568,663,462.92/853,309,947.40 = 277,532,997.24/x
  3. Step 3: Cross multiply
    568,663,462.92x = 853,309,947.40 × 277,532,997.24
  4. Step 4: Simplify right side
    568,663,462.92x = 236,821,667,276,628,736
  5. Step 5: Solve for x
    x = 236,821,667,276,628,736/568,663,462.92
  6. Step 6: Final answer
    x = 416,453,109.30

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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.