Home / 568,085,997.78-852,177,514.05-199,588,939.38

Finding the Fourth Proportional to 568,085,997.78, 852,177,514.05 and 199,588,939.38

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Solution

The fourth proportional to 568,085,997.78, 852,177,514.05 and 199,588,939.38 is: 299,400,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,085,997.78 : 852,177,514.05 = 199,588,939.38 : x
  2. Step 2: Convert to fraction form
    568,085,997.78/852,177,514.05 = 199,588,939.38/x
  3. Step 3: Cross multiply
    568,085,997.78x = 852,177,514.05 × 199,588,939.38
  4. Step 4: Simplify right side
    568,085,997.78x = 170,085,206,192,724,544
  5. Step 5: Solve for x
    x = 170,085,206,192,724,544/568,085,997.78
  6. Step 6: Final answer
    x = 299,400,454.96

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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.