Home / 259,222,037.42-388,833,449.79-105,868,093.85

Finding the Fourth Proportional to 259,222,037.42, 388,833,449.79 and 105,868,093.85

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Solution

The fourth proportional to 259,222,037.42, 388,833,449.79 and 105,868,093.85 is: 158,802,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,222,037.42 : 388,833,449.79 = 105,868,093.85 : x
  2. Step 2: Convert to fraction form
    259,222,037.42/388,833,449.79 = 105,868,093.85/x
  3. Step 3: Cross multiply
    259,222,037.42x = 388,833,449.79 × 105,868,093.85
  4. Step 4: Simplify right side
    259,222,037.42x = 41,165,056,155,590,720
  5. Step 5: Solve for x
    x = 41,165,056,155,590,720/259,222,037.42
  6. Step 6: Final answer
    x = 158,802,301.56

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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.