Home / 754,100,312.43-1,131,192,955.21-229,486,475.79

Finding the Fourth Proportional to 754,100,312.43, 1,131,192,955.21 and 229,486,475.79

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Solution

The fourth proportional to 754,100,312.43, 1,131,192,955.21 and 229,486,475.79 is: 344,242,643.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,100,312.43 : 1,131,192,955.21 = 229,486,475.79 : x
  2. Step 2: Convert to fraction form
    754,100,312.43/1,131,192,955.21 = 229,486,475.79/x
  3. Step 3: Cross multiply
    754,100,312.43x = 1,131,192,955.21 × 229,486,475.79
  4. Step 4: Simplify right side
    754,100,312.43x = 259,593,484,729,618,208
  5. Step 5: Solve for x
    x = 259,593,484,729,618,208/754,100,312.43
  6. Step 6: Final answer
    x = 344,242,643.12

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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.