Home / 166,863,382.91-230,271,964.43-92,529,180.21

Finding the Fourth Proportional to 166,863,382.91, 230,271,964.43 and 92,529,180.21

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Solution

The fourth proportional to 166,863,382.91, 230,271,964.43 and 92,529,180.21 is: 127,690,543.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,863,382.91 : 230,271,964.43 = 92,529,180.21 : x
  2. Step 2: Convert to fraction form
    166,863,382.91/230,271,964.43 = 92,529,180.21/x
  3. Step 3: Cross multiply
    166,863,382.91x = 230,271,964.43 × 92,529,180.21
  4. Step 4: Simplify right side
    166,863,382.91x = 21,306,876,093,941,644
  5. Step 5: Solve for x
    x = 21,306,876,093,941,644/166,863,382.91
  6. Step 6: Final answer
    x = 127,690,543.74

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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.