Home / 328,770,168.71-453,530,821.96-203,282,251.16

Finding the Fourth Proportional to 328,770,168.71, 453,530,821.96 and 203,282,251.16

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Solution

The fourth proportional to 328,770,168.71, 453,530,821.96 and 203,282,251.16 is: 280,423,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,770,168.71 : 453,530,821.96 = 203,282,251.16 : x
  2. Step 2: Convert to fraction form
    328,770,168.71/453,530,821.96 = 203,282,251.16/x
  3. Step 3: Cross multiply
    328,770,168.71x = 453,530,821.96 × 203,282,251.16
  4. Step 4: Simplify right side
    328,770,168.71x = 92,194,766,458,473,952
  5. Step 5: Solve for x
    x = 92,194,766,458,473,952/328,770,168.71
  6. Step 6: Final answer
    x = 280,423,150.37

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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.