Home / 299,024,919.91-412,654,404.99-165,062,871.61

Finding the Fourth Proportional to 299,024,919.91, 412,654,404.99 and 165,062,871.61

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Solution

The fourth proportional to 299,024,919.91, 412,654,404.99 and 165,062,871.61 is: 227,786,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,024,919.91 : 412,654,404.99 = 165,062,871.61 : x
  2. Step 2: Convert to fraction form
    299,024,919.91/412,654,404.99 = 165,062,871.61/x
  3. Step 3: Cross multiply
    299,024,919.91x = 412,654,404.99 × 165,062,871.61
  4. Step 4: Simplify right side
    299,024,919.91x = 68,113,921,070,165,320
  5. Step 5: Solve for x
    x = 68,113,921,070,165,320/299,024,919.91
  6. Step 6: Final answer
    x = 227,786,771.39

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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.