Home / 328,095,363.20-491,744,913.60-146,149,404.80

Finding the Fourth Proportional to 328,095,363.20, 491,744,913.60 and 146,149,404.80

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Solution

The fourth proportional to 328,095,363.20, 491,744,913.60 and 146,149,404.80 is: 219,046,760.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,095,363.20 : 491,744,913.60 = 146,149,404.80 : x
  2. Step 2: Convert to fraction form
    328,095,363.20/491,744,913.60 = 146,149,404.80/x
  3. Step 3: Cross multiply
    328,095,363.20x = 491,744,913.60 × 146,149,404.80
  4. Step 4: Simplify right side
    328,095,363.20x = 71,868,226,436,067,432
  5. Step 5: Solve for x
    x = 71,868,226,436,067,432/328,095,363.20
  6. Step 6: Final answer
    x = 219,046,760.48

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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.