Home / 743,622,571.68-1,115,393,491.31-226,012,655.85

Finding the Fourth Proportional to 743,622,571.68, 1,115,393,491.31 and 226,012,655.85

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Solution

The fourth proportional to 743,622,571.68, 1,115,393,491.31 and 226,012,655.85 is: 339,006,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,622,571.68 : 1,115,393,491.31 = 226,012,655.85 : x
  2. Step 2: Convert to fraction form
    743,622,571.68/1,115,393,491.31 = 226,012,655.85/x
  3. Step 3: Cross multiply
    743,622,571.68x = 1,115,393,491.31 × 226,012,655.85
  4. Step 4: Simplify right side
    743,622,571.68x = 252,093,045,287,646,944
  5. Step 5: Solve for x
    x = 252,093,045,287,646,944/743,622,571.68
  6. Step 6: Final answer
    x = 339,006,715.08

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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.