Home / 159,498,626.70-220,149,058.08-103,882,637.16

Finding the Fourth Proportional to 159,498,626.70, 220,149,058.08 and 103,882,637.16

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Solution

The fourth proportional to 159,498,626.70, 220,149,058.08 and 103,882,637.16 is: 143,384,712.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,498,626.70 : 220,149,058.08 = 103,882,637.16 : x
  2. Step 2: Convert to fraction form
    159,498,626.70/220,149,058.08 = 103,882,637.16/x
  3. Step 3: Cross multiply
    159,498,626.70x = 220,149,058.08 × 103,882,637.16
  4. Step 4: Simplify right side
    159,498,626.70x = 22,869,664,721,640,408
  5. Step 5: Solve for x
    x = 22,869,664,721,640,408/159,498,626.70
  6. Step 6: Final answer
    x = 143,384,712.43

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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.