Home / 479,531,167.29-661,753,002.83-259,514,593.29

Finding the Fourth Proportional to 479,531,167.29, 661,753,002.83 and 259,514,593.29

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Solution

The fourth proportional to 479,531,167.29, 661,753,002.83 and 259,514,593.29 is: 358,130,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,531,167.29 : 661,753,002.83 = 259,514,593.29 : x
  2. Step 2: Convert to fraction form
    479,531,167.29/661,753,002.83 = 259,514,593.29/x
  3. Step 3: Cross multiply
    479,531,167.29x = 661,753,002.83 × 259,514,593.29
  4. Step 4: Simplify right side
    479,531,167.29x = 171,734,561,386,566,112
  5. Step 5: Solve for x
    x = 171,734,561,386,566,112/479,531,167.29
  6. Step 6: Final answer
    x = 358,130,134.39

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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.