Home / 408,439,852.82-612,784,584.06-244,859,717.78

Finding the Fourth Proportional to 408,439,852.82, 612,784,584.06 and 244,859,717.78

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Solution

The fourth proportional to 408,439,852.82, 612,784,584.06 and 244,859,717.78 is: 367,364,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,439,852.82 : 612,784,584.06 = 244,859,717.78 : x
  2. Step 2: Convert to fraction form
    408,439,852.82/612,784,584.06 = 244,859,717.78/x
  3. Step 3: Cross multiply
    408,439,852.82x = 612,784,584.06 × 244,859,717.78
  4. Step 4: Simplify right side
    408,439,852.82x = 150,046,260,312,866,272
  5. Step 5: Solve for x
    x = 150,046,260,312,866,272/408,439,852.82
  6. Step 6: Final answer
    x = 367,364,397.17

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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.