Home / 269,658,725.27-372,023,160.68-156,608,972.69

Finding the Fourth Proportional to 269,658,725.27, 372,023,160.68 and 156,608,972.69

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Solution

The fourth proportional to 269,658,725.27, 372,023,160.68 and 156,608,972.69 is: 216,058,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,658,725.27 : 372,023,160.68 = 156,608,972.69 : x
  2. Step 2: Convert to fraction form
    269,658,725.27/372,023,160.68 = 156,608,972.69/x
  3. Step 3: Cross multiply
    269,658,725.27x = 372,023,160.68 × 156,608,972.69
  4. Step 4: Simplify right side
    269,658,725.27x = 58,262,165,008,338,440
  5. Step 5: Solve for x
    x = 58,262,165,008,338,440/269,658,725.27
  6. Step 6: Final answer
    x = 216,058,890.55

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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.