Home / 293,377,578.90-404,858,691.09-159,414,322.74

Finding the Fourth Proportional to 293,377,578.90, 404,858,691.09 and 159,414,322.74

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Solution

The fourth proportional to 293,377,578.90, 404,858,691.09 and 159,414,322.74 is: 219,990,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,377,578.90 : 404,858,691.09 = 159,414,322.74 : x
  2. Step 2: Convert to fraction form
    293,377,578.90/404,858,691.09 = 159,414,322.74/x
  3. Step 3: Cross multiply
    293,377,578.90x = 404,858,691.09 × 159,414,322.74
  4. Step 4: Simplify right side
    293,377,578.90x = 64,540,274,045,515,224
  5. Step 5: Solve for x
    x = 64,540,274,045,515,224/293,377,578.90
  6. Step 6: Final answer
    x = 219,990,478.78

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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.