Home / 282,177,727.87-423,321,100.18-107,287,163.74

Finding the Fourth Proportional to 282,177,727.87, 423,321,100.18 and 107,287,163.74

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Solution

The fourth proportional to 282,177,727.87, 423,321,100.18 and 107,287,163.74 is: 160,951,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,177,727.87 : 423,321,100.18 = 107,287,163.74 : x
  2. Step 2: Convert to fraction form
    282,177,727.87/423,321,100.18 = 107,287,163.74/x
  3. Step 3: Cross multiply
    282,177,727.87x = 423,321,100.18 × 107,287,163.74
  4. Step 4: Simplify right side
    282,177,727.87x = 45,416,920,187,788,792
  5. Step 5: Solve for x
    x = 45,416,920,187,788,792/282,177,727.87
  6. Step 6: Final answer
    x = 160,951,470.30

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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.