Home / 394,164,083.96-591,304,906.58-145,150,180.23

Finding the Fourth Proportional to 394,164,083.96, 591,304,906.58 and 145,150,180.23

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Solution

The fourth proportional to 394,164,083.96, 591,304,906.58 and 145,150,180.23 is: 217,746,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,164,083.96 : 591,304,906.58 = 145,150,180.23 : x
  2. Step 2: Convert to fraction form
    394,164,083.96/591,304,906.58 = 145,150,180.23/x
  3. Step 3: Cross multiply
    394,164,083.96x = 591,304,906.58 × 145,150,180.23
  4. Step 4: Simplify right side
    394,164,083.96x = 85,828,013,762,461,952
  5. Step 5: Solve for x
    x = 85,828,013,762,461,952/394,164,083.96
  6. Step 6: Final answer
    x = 217,746,916.21

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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.