Home / 217,761,609.60-326,642,414.40-179,970,249.60

Finding the Fourth Proportional to 217,761,609.60, 326,642,414.40 and 179,970,249.60

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Solution

The fourth proportional to 217,761,609.60, 326,642,414.40 and 179,970,249.60 is: 269,955,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,761,609.60 : 326,642,414.40 = 179,970,249.60 : x
  2. Step 2: Convert to fraction form
    217,761,609.60/326,642,414.40 = 179,970,249.60/x
  3. Step 3: Cross multiply
    217,761,609.60x = 326,642,414.40 × 179,970,249.60
  4. Step 4: Simplify right side
    217,761,609.60x = 58,785,916,849,514,632
  5. Step 5: Solve for x
    x = 58,785,916,849,514,632/217,761,609.60
  6. Step 6: Final answer
    x = 269,955,374.40

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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.