Home / 303,605,490.33-418,970,496.11-164,375,121.69

Finding the Fourth Proportional to 303,605,490.33, 418,970,496.11 and 164,375,121.69

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Solution

The fourth proportional to 303,605,490.33, 418,970,496.11 and 164,375,121.69 is: 226,834,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,605,490.33 : 418,970,496.11 = 164,375,121.69 : x
  2. Step 2: Convert to fraction form
    303,605,490.33/418,970,496.11 = 164,375,121.69/x
  3. Step 3: Cross multiply
    303,605,490.33x = 418,970,496.11 × 164,375,121.69
  4. Step 4: Simplify right side
    303,605,490.33x = 68,868,326,281,779,048
  5. Step 5: Solve for x
    x = 68,868,326,281,779,048/303,605,490.33
  6. Step 6: Final answer
    x = 226,834,917.27

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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.