Home / 2,308,678,246.12-3,185,890,626.04-1,251,383,517.86

Finding the Fourth Proportional to 2,308,678,246.12, 3,185,890,626.04 and 1,251,383,517.86

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Solution

The fourth proportional to 2,308,678,246.12, 3,185,890,626.04 and 1,251,383,517.86 is: 1,726,862,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,678,246.12 : 3,185,890,626.04 = 1,251,383,517.86 : x
  2. Step 2: Convert to fraction form
    2,308,678,246.12/3,185,890,626.04 = 1,251,383,517.86/x
  3. Step 3: Cross multiply
    2,308,678,246.12x = 3,185,890,626.04 × 1,251,383,517.86
  4. Step 4: Simplify right side
    2,308,678,246.12x = 3,986,771,019,120,995,328
  5. Step 5: Solve for x
    x = 3,986,771,019,120,995,328/2,308,678,246.12
  6. Step 6: Final answer
    x = 1,726,862,990.03

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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.