Home / 132,786,413.40-199,179,620.10-131,936,107.80

Finding the Fourth Proportional to 132,786,413.40, 199,179,620.10 and 131,936,107.80

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Solution

The fourth proportional to 132,786,413.40, 199,179,620.10 and 131,936,107.80 is: 197,904,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,786,413.40 : 199,179,620.10 = 131,936,107.80 : x
  2. Step 2: Convert to fraction form
    132,786,413.40/199,179,620.10 = 131,936,107.80/x
  3. Step 3: Cross multiply
    132,786,413.40x = 199,179,620.10 × 131,936,107.80
  4. Step 4: Simplify right side
    132,786,413.40x = 26,278,983,829,076,644
  5. Step 5: Solve for x
    x = 26,278,983,829,076,644/132,786,413.40
  6. Step 6: Final answer
    x = 197,904,161.70

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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.