Home / 330,298,754.20-455,825,414.52-181,632,063.76

Finding the Fourth Proportional to 330,298,754.20, 455,825,414.52 and 181,632,063.76

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Solution

The fourth proportional to 330,298,754.20, 455,825,414.52 and 181,632,063.76 is: 250,659,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,298,754.20 : 455,825,414.52 = 181,632,063.76 : x
  2. Step 2: Convert to fraction form
    330,298,754.20/455,825,414.52 = 181,632,063.76/x
  3. Step 3: Cross multiply
    330,298,754.20x = 455,825,414.52 × 181,632,063.76
  4. Step 4: Simplify right side
    330,298,754.20x = 82,792,510,753,525,056
  5. Step 5: Solve for x
    x = 82,792,510,753,525,056/330,298,754.20
  6. Step 6: Final answer
    x = 250,659,470.25

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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.