Home / 211,914,550.14-292,376,353.20-123,744,945.30

Finding the Fourth Proportional to 211,914,550.14, 292,376,353.20 and 123,744,945.30

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Solution

The fourth proportional to 211,914,550.14, 292,376,353.20 and 123,744,945.30 is: 170,729,644.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,914,550.14 : 292,376,353.20 = 123,744,945.30 : x
  2. Step 2: Convert to fraction form
    211,914,550.14/292,376,353.20 = 123,744,945.30/x
  3. Step 3: Cross multiply
    211,914,550.14x = 292,376,353.20 × 123,744,945.30
  4. Step 4: Simplify right side
    211,914,550.14x = 36,180,095,833,747,480
  5. Step 5: Solve for x
    x = 36,180,095,833,747,480/211,914,550.14
  6. Step 6: Final answer
    x = 170,729,644.61

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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.