Home / 226,778,785.60-339,317,872.80-206,371,451.20

Finding the Fourth Proportional to 226,778,785.60, 339,317,872.80 and 206,371,451.20

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Solution

The fourth proportional to 226,778,785.60, 339,317,872.80 and 206,371,451.20 is: 308,783,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,778,785.60 : 339,317,872.80 = 206,371,451.20 : x
  2. Step 2: Convert to fraction form
    226,778,785.60/339,317,872.80 = 206,371,451.20/x
  3. Step 3: Cross multiply
    226,778,785.60x = 339,317,872.80 × 206,371,451.20
  4. Step 4: Simplify right side
    226,778,785.60x = 70,025,521,827,833,008
  5. Step 5: Solve for x
    x = 70,025,521,827,833,008/226,778,785.60
  6. Step 6: Final answer
    x = 308,783,388.37

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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.