Home / 286,992,182.97-396,061,754.44-161,552,473.18

Finding the Fourth Proportional to 286,992,182.97, 396,061,754.44 and 161,552,473.18

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Solution

The fourth proportional to 286,992,182.97, 396,061,754.44 and 161,552,473.18 is: 222,949,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,992,182.97 : 396,061,754.44 = 161,552,473.18 : x
  2. Step 2: Convert to fraction form
    286,992,182.97/396,061,754.44 = 161,552,473.18/x
  3. Step 3: Cross multiply
    286,992,182.97x = 396,061,754.44 × 161,552,473.18
  4. Step 4: Simplify right side
    286,992,182.97x = 63,984,755,960,699,912
  5. Step 5: Solve for x
    x = 63,984,755,960,699,912/286,992,182.97
  6. Step 6: Final answer
    x = 222,949,473.04

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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.