Home / 303,439,251.38-418,747,443.54-164,210,019.98

Finding the Fourth Proportional to 303,439,251.38, 418,747,443.54 and 164,210,019.98

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Solution

The fourth proportional to 303,439,251.38, 418,747,443.54 and 164,210,019.98 is: 226,610,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,439,251.38 : 418,747,443.54 = 164,210,019.98 : x
  2. Step 2: Convert to fraction form
    303,439,251.38/418,747,443.54 = 164,210,019.98/x
  3. Step 3: Cross multiply
    303,439,251.38x = 418,747,443.54 × 164,210,019.98
  4. Step 4: Simplify right side
    303,439,251.38x = 68,762,526,070,277,320
  5. Step 5: Solve for x
    x = 68,762,526,070,277,320/303,439,251.38
  6. Step 6: Final answer
    x = 226,610,518.44

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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.