Home / 82,382,362.20-123,524,217.36-27,793,738.98

Finding the Fourth Proportional to 82,382,362.20, 123,524,217.36 and 27,793,738.98

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Solution

The fourth proportional to 82,382,362.20, 123,524,217.36 and 27,793,738.98 is: 41,673,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,382,362.20 : 123,524,217.36 = 27,793,738.98 : x
  2. Step 2: Convert to fraction form
    82,382,362.20/123,524,217.36 = 27,793,738.98/x
  3. Step 3: Cross multiply
    82,382,362.20x = 123,524,217.36 × 27,793,738.98
  4. Step 4: Simplify right side
    82,382,362.20x = 3,433,199,855,012,624.50
  5. Step 5: Solve for x
    x = 3,433,199,855,012,624.50/82,382,362.20
  6. Step 6: Final answer
    x = 41,673,967.14

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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.