Home / 303,626,951.89-419,005,391.31-164,397,807.97

Finding the Fourth Proportional to 303,626,951.89, 419,005,391.31 and 164,397,807.97

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Solution

The fourth proportional to 303,626,951.89, 419,005,391.31 and 164,397,807.97 is: 226,869,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,626,951.89 : 419,005,391.31 = 164,397,807.97 : x
  2. Step 2: Convert to fraction form
    303,626,951.89/419,005,391.31 = 164,397,807.97/x
  3. Step 3: Cross multiply
    303,626,951.89x = 419,005,391.31 × 164,397,807.97
  4. Step 4: Simplify right side
    303,626,951.89x = 68,883,567,858,976,088
  5. Step 5: Solve for x
    x = 68,883,567,858,976,088/303,626,951.89
  6. Step 6: Final answer
    x = 226,869,082.04

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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.