Home / 330,862,407.20-496,293,610.80-185,743,584.80

Finding the Fourth Proportional to 330,862,407.20, 496,293,610.80 and 185,743,584.80

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Solution

The fourth proportional to 330,862,407.20, 496,293,610.80 and 185,743,584.80 is: 278,615,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,862,407.20 : 496,293,610.80 = 185,743,584.80 : x
  2. Step 2: Convert to fraction form
    330,862,407.20/496,293,610.80 = 185,743,584.80/x
  3. Step 3: Cross multiply
    330,862,407.20x = 496,293,610.80 × 185,743,584.80
  4. Step 4: Simplify right side
    330,862,407.20x = 92,183,354,383,328,000
  5. Step 5: Solve for x
    x = 92,183,354,383,328,000/330,862,407.20
  6. Step 6: Final answer
    x = 278,615,377.20

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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.