Home / 80,055,842.09-120,060,205.82-36,311,293.13

Finding the Fourth Proportional to 80,055,842.09, 120,060,205.82 and 36,311,293.13

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Solution

The fourth proportional to 80,055,842.09, 120,060,205.82 and 36,311,293.13 is: 54,456,254.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,055,842.09 : 120,060,205.82 = 36,311,293.13 : x
  2. Step 2: Convert to fraction form
    80,055,842.09/120,060,205.82 = 36,311,293.13/x
  3. Step 3: Cross multiply
    80,055,842.09x = 120,060,205.82 × 36,311,293.13
  4. Step 4: Simplify right side
    80,055,842.09x = 4,359,541,326,596,596
  5. Step 5: Solve for x
    x = 4,359,541,326,596,596/80,055,842.09
  6. Step 6: Final answer
    x = 54,456,254.69

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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.