Home / 171,504,288.20-257,256,432.30-146,845,425.80

Finding the Fourth Proportional to 171,504,288.20, 257,256,432.30 and 146,845,425.80

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Solution

The fourth proportional to 171,504,288.20, 257,256,432.30 and 146,845,425.80 is: 220,268,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504,288.20 : 257,256,432.30 = 146,845,425.80 : x
  2. Step 2: Convert to fraction form
    171,504,288.20/257,256,432.30 = 146,845,425.80/x
  3. Step 3: Cross multiply
    171,504,288.20x = 257,256,432.30 × 146,845,425.80
  4. Step 4: Simplify right side
    171,504,288.20x = 37,776,930,340,882,376
  5. Step 5: Solve for x
    x = 37,776,930,340,882,376/171,504,288.20
  6. Step 6: Final answer
    x = 220,268,138.70

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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.