Home / 386,844,612.60-580,266,918.90-336,456,132.60

Finding the Fourth Proportional to 386,844,612.60, 580,266,918.90 and 336,456,132.60

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Solution

The fourth proportional to 386,844,612.60, 580,266,918.90 and 336,456,132.60 is: 504,684,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,844,612.60 : 580,266,918.90 = 336,456,132.60 : x
  2. Step 2: Convert to fraction form
    386,844,612.60/580,266,918.90 = 336,456,132.60/x
  3. Step 3: Cross multiply
    386,844,612.60x = 580,266,918.90 × 336,456,132.60
  4. Step 4: Simplify right side
    386,844,612.60x = 195,234,363,408,811,840
  5. Step 5: Solve for x
    x = 195,234,363,408,811,840/386,844,612.60
  6. Step 6: Final answer
    x = 504,684,198.90

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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.