Home / 220,691,717.73-331,049,648.84-89,514,511.86

Finding the Fourth Proportional to 220,691,717.73, 331,049,648.84 and 89,514,511.86

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Solution

The fourth proportional to 220,691,717.73, 331,049,648.84 and 89,514,511.86 is: 134,276,664.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,691,717.73 : 331,049,648.84 = 89,514,511.86 : x
  2. Step 2: Convert to fraction form
    220,691,717.73/331,049,648.84 = 89,514,511.86/x
  3. Step 3: Cross multiply
    220,691,717.73x = 331,049,648.84 × 89,514,511.86
  4. Step 4: Simplify right side
    220,691,717.73x = 29,633,747,715,681,768
  5. Step 5: Solve for x
    x = 29,633,747,715,681,768/220,691,717.73
  6. Step 6: Final answer
    x = 134,276,664.39

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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.