Home / 2,720,691,745.38-3,754,433,826.09-1,515,095,174.70

Finding the Fourth Proportional to 2,720,691,745.38, 3,754,433,826.09 and 1,515,095,174.70

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Solution

The fourth proportional to 2,720,691,745.38, 3,754,433,826.09 and 1,515,095,174.70 is: 2,090,764,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,691,745.38 : 3,754,433,826.09 = 1,515,095,174.70 : x
  2. Step 2: Convert to fraction form
    2,720,691,745.38/3,754,433,826.09 = 1,515,095,174.70/x
  3. Step 3: Cross multiply
    2,720,691,745.38x = 3,754,433,826.09 × 1,515,095,174.70
  4. Step 4: Simplify right side
    2,720,691,745.38x = 5,688,324,573,639,418,880
  5. Step 5: Solve for x
    x = 5,688,324,573,639,418,880/2,720,691,745.38
  6. Step 6: Final answer
    x = 2,090,764,079.87

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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.