Home / 262,916,853.97-362,833,859.27-143,836,683.73

Finding the Fourth Proportional to 262,916,853.97, 362,833,859.27 and 143,836,683.73

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Solution

The fourth proportional to 262,916,853.97, 362,833,859.27 and 143,836,683.73 is: 198,499,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,916,853.97 : 362,833,859.27 = 143,836,683.73 : x
  2. Step 2: Convert to fraction form
    262,916,853.97/362,833,859.27 = 143,836,683.73/x
  3. Step 3: Cross multiply
    262,916,853.97x = 362,833,859.27 × 143,836,683.73
  4. Step 4: Simplify right side
    262,916,853.97x = 52,188,819,061,900,952
  5. Step 5: Solve for x
    x = 52,188,819,061,900,952/262,916,853.97
  6. Step 6: Final answer
    x = 198,499,328.87

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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.