Home / 122,951,363.19-169,673,046.54-70,739,351.65

Finding the Fourth Proportional to 122,951,363.19, 169,673,046.54 and 70,739,351.65

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Solution

The fourth proportional to 122,951,363.19, 169,673,046.54 and 70,739,351.65 is: 97,620,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,951,363.19 : 169,673,046.54 = 70,739,351.65 : x
  2. Step 2: Convert to fraction form
    122,951,363.19/169,673,046.54 = 70,739,351.65/x
  3. Step 3: Cross multiply
    122,951,363.19x = 169,673,046.54 × 70,739,351.65
  4. Step 4: Simplify right side
    122,951,363.19x = 12,002,561,304,366,180
  5. Step 5: Solve for x
    x = 12,002,561,304,366,180/122,951,363.19
  6. Step 6: Final answer
    x = 97,620,400.40

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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.