Home / 170,629,685.46-256,088,073.29-159,867,993.06

Finding the Fourth Proportional to 170,629,685.46, 256,088,073.29 and 159,867,993.06

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Solution

The fourth proportional to 170,629,685.46, 256,088,073.29 and 159,867,993.06 is: 239,936,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,629,685.46 : 256,088,073.29 = 159,867,993.06 : x
  2. Step 2: Convert to fraction form
    170,629,685.46/256,088,073.29 = 159,867,993.06/x
  3. Step 3: Cross multiply
    170,629,685.46x = 256,088,073.29 × 159,867,993.06
  4. Step 4: Simplify right side
    170,629,685.46x = 40,940,286,322,675,152
  5. Step 5: Solve for x
    x = 40,940,286,322,675,152/170,629,685.46
  6. Step 6: Final answer
    x = 239,936,481.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.