Home / 192,788,702.57-266,056,037.84-108,016,552.64

Finding the Fourth Proportional to 192,788,702.57, 266,056,037.84 and 108,016,552.64

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Solution

The fourth proportional to 192,788,702.57, 266,056,037.84 and 108,016,552.64 is: 149,067,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,788,702.57 : 266,056,037.84 = 108,016,552.64 : x
  2. Step 2: Convert to fraction form
    192,788,702.57/266,056,037.84 = 108,016,552.64/x
  3. Step 3: Cross multiply
    192,788,702.57x = 266,056,037.84 × 108,016,552.64
  4. Step 4: Simplify right side
    192,788,702.57x = 28,738,456,017,469,372
  5. Step 5: Solve for x
    x = 28,738,456,017,469,372/192,788,702.57
  6. Step 6: Final answer
    x = 149,067,116.66

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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.