Home / 218,515,297.20-301,542,136.94-119,399,447.13

Finding the Fourth Proportional to 218,515,297.20, 301,542,136.94 and 119,399,447.13

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Solution

The fourth proportional to 218,515,297.20, 301,542,136.94 and 119,399,447.13 is: 164,766,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,515,297.20 : 301,542,136.94 = 119,399,447.13 : x
  2. Step 2: Convert to fraction form
    218,515,297.20/301,542,136.94 = 119,399,447.13/x
  3. Step 3: Cross multiply
    218,515,297.20x = 301,542,136.94 × 119,399,447.13
  4. Step 4: Simplify right side
    218,515,297.20x = 36,003,964,436,437,752
  5. Step 5: Solve for x
    x = 36,003,964,436,437,752/218,515,297.20
  6. Step 6: Final answer
    x = 164,766,333.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.