Home / 188,086,625.72-259,568,162.30-104,455,125.56

Finding the Fourth Proportional to 188,086,625.72, 259,568,162.30 and 104,455,125.56

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Solution

The fourth proportional to 188,086,625.72, 259,568,162.30 and 104,455,125.56 is: 144,152,859.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,086,625.72 : 259,568,162.30 = 104,455,125.56 : x
  2. Step 2: Convert to fraction form
    188,086,625.72/259,568,162.30 = 104,455,125.56/x
  3. Step 3: Cross multiply
    188,086,625.72x = 259,568,162.30 × 104,455,125.56
  4. Step 4: Simplify right side
    188,086,625.72x = 27,113,224,984,424,960
  5. Step 5: Solve for x
    x = 27,113,224,984,424,960/188,086,625.72
  6. Step 6: Final answer
    x = 144,152,859.78

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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.