Home / 110,833,363.20-152,954,764.80-61,940,789.76

Finding the Fourth Proportional to 110,833,363.20, 152,954,764.80 and 61,940,789.76

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Solution

The fourth proportional to 110,833,363.20, 152,954,764.80 and 61,940,789.76 is: 85,480,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,833,363.20 : 152,954,764.80 = 61,940,789.76 : x
  2. Step 2: Convert to fraction form
    110,833,363.20/152,954,764.80 = 61,940,789.76/x
  3. Step 3: Cross multiply
    110,833,363.20x = 152,954,764.80 × 61,940,789.76
  4. Step 4: Simplify right side
    110,833,363.20x = 9,474,138,929,267,048
  5. Step 5: Solve for x
    x = 9,474,138,929,267,048/110,833,363.20
  6. Step 6: Final answer
    x = 85,480,929.71

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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.