Home / 226,306,792,977.28-312,303,684,028.80-123,424,161,383.68

Finding the Fourth Proportional to 226,306,792,977.28, 312,303,684,028.80 and 123,424,161,383.68

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Solution

The fourth proportional to 226,306,792,977.28, 312,303,684,028.80 and 123,424,161,383.68 is: 170,325,511,625.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,306,792,977.28 : 312,303,684,028.80 = 123,424,161,383.68 : x
  2. Step 2: Convert to fraction form
    226,306,792,977.28/312,303,684,028.80 = 123,424,161,383.68/x
  3. Step 3: Cross multiply
    226,306,792,977.28x = 312,303,684,028.80 × 123,424,161,383.68
  4. Step 4: Simplify right side
    226,306,792,977.28x = 38,545,820,298,288,415,375,360
  5. Step 5: Solve for x
    x = 38,545,820,298,288,415,375,360/226,306,792,977.28
  6. Step 6: Final answer
    x = 170,325,511,625.97

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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.