Home / 331,296,997.20-457,626,522.18-247,519,522.58

Finding the Fourth Proportional to 331,296,997.20, 457,626,522.18 and 247,519,522.58

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Solution

The fourth proportional to 331,296,997.20, 457,626,522.18 and 247,519,522.58 is: 341,903,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,296,997.20 : 457,626,522.18 = 247,519,522.58 : x
  2. Step 2: Convert to fraction form
    331,296,997.20/457,626,522.18 = 247,519,522.58/x
  3. Step 3: Cross multiply
    331,296,997.20x = 457,626,522.18 × 247,519,522.58
  4. Step 4: Simplify right side
    331,296,997.20x = 113,271,498,289,939,392
  5. Step 5: Solve for x
    x = 113,271,498,289,939,392/331,296,997.20
  6. Step 6: Final answer
    x = 341,903,184.29

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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.