Home / 331,717,843.38-457,936,351.35-206,310,462.91

Finding the Fourth Proportional to 331,717,843.38, 457,936,351.35 and 206,310,462.91

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Solution

The fourth proportional to 331,717,843.38, 457,936,351.35 and 206,310,462.91 is: 284,811,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,717,843.38 : 457,936,351.35 = 206,310,462.91 : x
  2. Step 2: Convert to fraction form
    331,717,843.38/457,936,351.35 = 206,310,462.91/x
  3. Step 3: Cross multiply
    331,717,843.38x = 457,936,351.35 × 206,310,462.91
  4. Step 4: Simplify right side
    331,717,843.38x = 94,477,060,630,334,912
  5. Step 5: Solve for x
    x = 94,477,060,630,334,912/331,717,843.38
  6. Step 6: Final answer
    x = 284,811,512.30

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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.