Home / 408,170,759.30-612,255,351.45-101,463,167.42

Finding the Fourth Proportional to 408,170,759.30, 612,255,351.45 and 101,463,167.42

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Solution

The fourth proportional to 408,170,759.30, 612,255,351.45 and 101,463,167.42 is: 152,194,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,170,759.30 : 612,255,351.45 = 101,463,167.42 : x
  2. Step 2: Convert to fraction form
    408,170,759.30/612,255,351.45 = 101,463,167.42/x
  3. Step 3: Cross multiply
    408,170,759.30x = 612,255,351.45 × 101,463,167.42
  4. Step 4: Simplify right side
    408,170,759.30x = 62,121,367,227,962,296
  5. Step 5: Solve for x
    x = 62,121,367,227,962,296/408,170,759.30
  6. Step 6: Final answer
    x = 152,194,555.37

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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.