Home / 329,244,776.20-493,867,164.30-206,800,769.80

Finding the Fourth Proportional to 329,244,776.20, 493,867,164.30 and 206,800,769.80

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Solution

The fourth proportional to 329,244,776.20, 493,867,164.30 and 206,800,769.80 is: 310,201,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,244,776.20 : 493,867,164.30 = 206,800,769.80 : x
  2. Step 2: Convert to fraction form
    329,244,776.20/493,867,164.30 = 206,800,769.80/x
  3. Step 3: Cross multiply
    329,244,776.20x = 493,867,164.30 × 206,800,769.80
  4. Step 4: Simplify right side
    329,244,776.20x = 102,132,109,756,183,088
  5. Step 5: Solve for x
    x = 102,132,109,756,183,088/329,244,776.20
  6. Step 6: Final answer
    x = 310,201,154.70

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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.