Home / 107,990,845.92-149,027,271.12-60,957,819.54

Finding the Fourth Proportional to 107,990,845.92, 149,027,271.12 and 60,957,819.54

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Solution

The fourth proportional to 107,990,845.92, 149,027,271.12 and 60,957,819.54 is: 84,121,736.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,990,845.92 : 149,027,271.12 = 60,957,819.54 : x
  2. Step 2: Convert to fraction form
    107,990,845.92/149,027,271.12 = 60,957,819.54/x
  3. Step 3: Cross multiply
    107,990,845.92x = 149,027,271.12 × 60,957,819.54
  4. Step 4: Simplify right side
    107,990,845.92x = 9,084,377,499,471,614
  5. Step 5: Solve for x
    x = 9,084,377,499,471,614/107,990,845.92
  6. Step 6: Final answer
    x = 84,121,736.63

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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.