Home / 2,269,027,146.56-3,131,257,472.16-1,225,985,610.56

Finding the Fourth Proportional to 2,269,027,146.56, 3,131,257,472.16 and 1,225,985,610.56

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Solution

The fourth proportional to 2,269,027,146.56, 3,131,257,472.16 and 1,225,985,610.56 is: 1,691,860,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,027,146.56 : 3,131,257,472.16 = 1,225,985,610.56 : x
  2. Step 2: Convert to fraction form
    2,269,027,146.56/3,131,257,472.16 = 1,225,985,610.56/x
  3. Step 3: Cross multiply
    2,269,027,146.56x = 3,131,257,472.16 × 1,225,985,610.56
  4. Step 4: Simplify right side
    2,269,027,146.56x = 3,838,876,603,826,639,360
  5. Step 5: Solve for x
    x = 3,838,876,603,826,639,360/2,269,027,146.56
  6. Step 6: Final answer
    x = 1,691,860,147.93

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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.