Home / 225,792,002.30-338,688,003.45-82,166,171.90

Finding the Fourth Proportional to 225,792,002.30, 338,688,003.45 and 82,166,171.90

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Solution

The fourth proportional to 225,792,002.30, 338,688,003.45 and 82,166,171.90 is: 123,249,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,792,002.30 : 338,688,003.45 = 82,166,171.90 : x
  2. Step 2: Convert to fraction form
    225,792,002.30/338,688,003.45 = 82,166,171.90/x
  3. Step 3: Cross multiply
    225,792,002.30x = 338,688,003.45 × 82,166,171.90
  4. Step 4: Simplify right side
    225,792,002.30x = 27,828,696,711,940,496
  5. Step 5: Solve for x
    x = 27,828,696,711,940,496/225,792,002.30
  6. Step 6: Final answer
    x = 123,249,257.85

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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.