Home / 3,131,614,456.57-4,694,318,873.13-1,470,548,269.21

Finding the Fourth Proportional to 3,131,614,456.57, 4,694,318,873.13 and 1,470,548,269.21

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Solution

The fourth proportional to 3,131,614,456.57, 4,694,318,873.13 and 1,470,548,269.21 is: 2,204,365,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,614,456.57 : 4,694,318,873.13 = 1,470,548,269.21 : x
  2. Step 2: Convert to fraction form
    3,131,614,456.57/4,694,318,873.13 = 1,470,548,269.21/x
  3. Step 3: Cross multiply
    3,131,614,456.57x = 4,694,318,873.13 × 1,470,548,269.21
  4. Step 4: Simplify right side
    3,131,614,456.57x = 6,903,222,494,001,159,168
  5. Step 5: Solve for x
    x = 6,903,222,494,001,159,168/3,131,614,456.57
  6. Step 6: Final answer
    x = 2,204,365,380.78

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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.