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Finding the Fourth Proportional to 363,949,471.80, 545,924,207.70 and 182,173,030.20

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Solution

The fourth proportional to 363,949,471.80, 545,924,207.70 and 182,173,030.20 is: 273,259,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,949,471.80 : 545,924,207.70 = 182,173,030.20 : x
  2. Step 2: Convert to fraction form
    363,949,471.80/545,924,207.70 = 182,173,030.20/x
  3. Step 3: Cross multiply
    363,949,471.80x = 545,924,207.70 × 182,173,030.20
  4. Step 4: Simplify right side
    363,949,471.80x = 99,452,667,176,243,168
  5. Step 5: Solve for x
    x = 99,452,667,176,243,168/363,949,471.80
  6. Step 6: Final answer
    x = 273,259,545.30

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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.