Home / 489,797,633.16-675,920,606.04-269,781,059.16

Finding the Fourth Proportional to 489,797,633.16, 675,920,606.04 and 269,781,059.16

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Solution

The fourth proportional to 489,797,633.16, 675,920,606.04 and 269,781,059.16 is: 372,297,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,797,633.16 : 675,920,606.04 = 269,781,059.16 : x
  2. Step 2: Convert to fraction form
    489,797,633.16/675,920,606.04 = 269,781,059.16/x
  3. Step 3: Cross multiply
    489,797,633.16x = 675,920,606.04 × 269,781,059.16
  4. Step 4: Simplify right side
    489,797,633.16x = 182,350,577,005,540,288
  5. Step 5: Solve for x
    x = 182,350,577,005,540,288/489,797,633.16
  6. Step 6: Final answer
    x = 372,297,791.29

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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.