Home / 112,645,974.48-169,040,039.22-47,949,673.92

Finding the Fourth Proportional to 112,645,974.48, 169,040,039.22 and 47,949,673.92

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Solution

The fourth proportional to 112,645,974.48, 169,040,039.22 and 47,949,673.92 is: 71,954,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,645,974.48 : 169,040,039.22 = 47,949,673.92 : x
  2. Step 2: Convert to fraction form
    112,645,974.48/169,040,039.22 = 47,949,673.92/x
  3. Step 3: Cross multiply
    112,645,974.48x = 169,040,039.22 × 47,949,673.92
  4. Step 4: Simplify right side
    112,645,974.48x = 8,105,414,760,023,011
  5. Step 5: Solve for x
    x = 8,105,414,760,023,011/112,645,974.48
  6. Step 6: Final answer
    x = 71,954,766.23

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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.