Home / 160,928,545.15-222,160,118.43-107,986,310.71

Finding the Fourth Proportional to 160,928,545.15, 222,160,118.43 and 107,986,310.71

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Solution

The fourth proportional to 160,928,545.15, 222,160,118.43 and 107,986,310.71 is: 149,073,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,928,545.15 : 222,160,118.43 = 107,986,310.71 : x
  2. Step 2: Convert to fraction form
    160,928,545.15/222,160,118.43 = 107,986,310.71/x
  3. Step 3: Cross multiply
    160,928,545.15x = 222,160,118.43 × 107,986,310.71
  4. Step 4: Simplify right side
    160,928,545.15x = 23,990,251,576,152,376
  5. Step 5: Solve for x
    x = 23,990,251,576,152,376/160,928,545.15
  6. Step 6: Final answer
    x = 149,073,935.60

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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.