Home / 303,439,230.38-418,747,414.56-164,209,998.98

Finding the Fourth Proportional to 303,439,230.38, 418,747,414.56 and 164,209,998.98

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Solution

The fourth proportional to 303,439,230.38, 418,747,414.56 and 164,209,998.98 is: 226,610,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,439,230.38 : 418,747,414.56 = 164,209,998.98 : x
  2. Step 2: Convert to fraction form
    303,439,230.38/418,747,414.56 = 164,209,998.98/x
  3. Step 3: Cross multiply
    303,439,230.38x = 418,747,414.56 × 164,209,998.98
  4. Step 4: Simplify right side
    303,439,230.38x = 68,762,512,517,775,232
  5. Step 5: Solve for x
    x = 68,762,512,517,775,232/303,439,230.38
  6. Step 6: Final answer
    x = 226,610,489.46

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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.