Home / 82,409,390.54-123,520,052.51-33,193,743.59

Finding the Fourth Proportional to 82,409,390.54, 123,520,052.51 and 33,193,743.59

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Solution

The fourth proportional to 82,409,390.54, 123,520,052.51 and 33,193,743.59 is: 49,752,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,409,390.54 : 123,520,052.51 = 33,193,743.59 : x
  2. Step 2: Convert to fraction form
    82,409,390.54/123,520,052.51 = 33,193,743.59/x
  3. Step 3: Cross multiply
    82,409,390.54x = 123,520,052.51 × 33,193,743.59
  4. Step 4: Simplify right side
    82,409,390.54x = 4,100,092,950,456,707
  5. Step 5: Solve for x
    x = 4,100,092,950,456,707/82,409,390.54
  6. Step 6: Final answer
    x = 49,752,739.63

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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.