Home / 146,164,087.56-201,690,167.20-80,957,661.96

Finding the Fourth Proportional to 146,164,087.56, 201,690,167.20 and 80,957,661.96

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Solution

The fourth proportional to 146,164,087.56, 201,690,167.20 and 80,957,661.96 is: 111,712,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,164,087.56 : 201,690,167.20 = 80,957,661.96 : x
  2. Step 2: Convert to fraction form
    146,164,087.56/201,690,167.20 = 80,957,661.96/x
  3. Step 3: Cross multiply
    146,164,087.56x = 201,690,167.20 × 80,957,661.96
  4. Step 4: Simplify right side
    146,164,087.56x = 16,328,364,376,833,478
  5. Step 5: Solve for x
    x = 16,328,364,376,833,478/146,164,087.56
  6. Step 6: Final answer
    x = 111,712,559.83

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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.