Home / 218,235,710.94-327,498,147.67-119,936,065.61

Finding the Fourth Proportional to 218,235,710.94, 327,498,147.67 and 119,936,065.61

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Solution

The fourth proportional to 218,235,710.94, 327,498,147.67 and 119,936,065.61 is: 179,983,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,235,710.94 : 327,498,147.67 = 119,936,065.61 : x
  2. Step 2: Convert to fraction form
    218,235,710.94/327,498,147.67 = 119,936,065.61/x
  3. Step 3: Cross multiply
    218,235,710.94x = 327,498,147.67 × 119,936,065.61
  4. Step 4: Simplify right side
    218,235,710.94x = 39,278,839,323,865,424
  5. Step 5: Solve for x
    x = 39,278,839,323,865,424/218,235,710.94
  6. Step 6: Final answer
    x = 179,983,556.10

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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.