Home / 82,624,857.30-123,932,800.44-25,112,644.38

Finding the Fourth Proportional to 82,624,857.30, 123,932,800.44 and 25,112,644.38

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Solution

The fourth proportional to 82,624,857.30, 123,932,800.44 and 25,112,644.38 is: 37,667,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,624,857.30 : 123,932,800.44 = 25,112,644.38 : x
  2. Step 2: Convert to fraction form
    82,624,857.30/123,932,800.44 = 25,112,644.38/x
  3. Step 3: Cross multiply
    82,624,857.30x = 123,932,800.44 × 25,112,644.38
  4. Step 4: Simplify right side
    82,624,857.30x = 3,112,280,344,467,227.50
  5. Step 5: Solve for x
    x = 3,112,280,344,467,227.50/82,624,857.30
  6. Step 6: Final answer
    x = 37,667,603.26

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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.