Home / 198,640,979,292.24-274,483,128,285.32-141,448,998,171.24

Finding the Fourth Proportional to 198,640,979,292.24, 274,483,128,285.32 and 141,448,998,171.24

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Solution

The fourth proportional to 198,640,979,292.24, 274,483,128,285.32 and 141,448,998,171.24 is: 195,454,954,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,640,979,292.24 : 274,483,128,285.32 = 141,448,998,171.24 : x
  2. Step 2: Convert to fraction form
    198,640,979,292.24/274,483,128,285.32 = 141,448,998,171.24/x
  3. Step 3: Cross multiply
    198,640,979,292.24x = 274,483,128,285.32 × 141,448,998,171.24
  4. Step 4: Simplify right side
    198,640,979,292.24x = 38,825,363,510,866,462,375,936
  5. Step 5: Solve for x
    x = 38,825,363,510,866,462,375,936/198,640,979,292.24
  6. Step 6: Final answer
    x = 195,454,954,205.33

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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.