Home / 215,440,625.80-323,254,843.01-75,481,488.62

Finding the Fourth Proportional to 215,440,625.80, 323,254,843.01 and 75,481,488.62

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Solution

The fourth proportional to 215,440,625.80, 323,254,843.01 and 75,481,488.62 is: 113,255,133.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,440,625.80 : 323,254,843.01 = 75,481,488.62 : x
  2. Step 2: Convert to fraction form
    215,440,625.80/323,254,843.01 = 75,481,488.62/x
  3. Step 3: Cross multiply
    215,440,625.80x = 323,254,843.01 × 75,481,488.62
  4. Step 4: Simplify right side
    215,440,625.80x = 24,399,756,754,019,204
  5. Step 5: Solve for x
    x = 24,399,756,754,019,204/215,440,625.80
  6. Step 6: Final answer
    x = 113,255,133.12

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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.