Home / 449,997,572,855.85-620,997,265,493.55-244,231,815,371.61

Finding the Fourth Proportional to 449,997,572,855.85, 620,997,265,493.55 and 244,231,815,371.61

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Solution

The fourth proportional to 449,997,572,855.85, 620,997,265,493.55 and 244,231,815,371.61 is: 337,040,238,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,997,572,855.85 : 620,997,265,493.55 = 244,231,815,371.61 : x
  2. Step 2: Convert to fraction form
    449,997,572,855.85/620,997,265,493.55 = 244,231,815,371.61/x
  3. Step 3: Cross multiply
    449,997,572,855.85x = 620,997,265,493.55 × 244,231,815,371.61
  4. Step 4: Simplify right side
    449,997,572,855.85x = 151,667,289,492,295,392,428,032
  5. Step 5: Solve for x
    x = 151,667,289,492,295,392,428,032/449,997,572,855.85
  6. Step 6: Final answer
    x = 337,040,238,972.31

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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.