Home / 80,969,166.40-111,740,240.16-44,299,739.20

Finding the Fourth Proportional to 80,969,166.40, 111,740,240.16 and 44,299,739.20

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Solution

The fourth proportional to 80,969,166.40, 111,740,240.16 and 44,299,739.20 is: 61,135,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,969,166.40 : 111,740,240.16 = 44,299,739.20 : x
  2. Step 2: Convert to fraction form
    80,969,166.40/111,740,240.16 = 44,299,739.20/x
  3. Step 3: Cross multiply
    80,969,166.40x = 111,740,240.16 × 44,299,739.20
  4. Step 4: Simplify right side
    80,969,166.40x = 4,950,063,497,233,366
  5. Step 5: Solve for x
    x = 4,950,063,497,233,366/80,969,166.40
  6. Step 6: Final answer
    x = 61,135,166.85

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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.