Home / 754,100,311.43-1,131,192,953.71-229,486,474.79

Finding the Fourth Proportional to 754,100,311.43, 1,131,192,953.71 and 229,486,474.79

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Solution

The fourth proportional to 754,100,311.43, 1,131,192,953.71 and 229,486,474.79 is: 344,242,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,100,311.43 : 1,131,192,953.71 = 229,486,474.79 : x
  2. Step 2: Convert to fraction form
    754,100,311.43/1,131,192,953.71 = 229,486,474.79/x
  3. Step 3: Cross multiply
    754,100,311.43x = 1,131,192,953.71 × 229,486,474.79
  4. Step 4: Simplify right side
    754,100,311.43x = 259,593,483,254,195,552
  5. Step 5: Solve for x
    x = 259,593,483,254,195,552/754,100,311.43
  6. Step 6: Final answer
    x = 344,242,641.62

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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.