Home / 188,568,137.74-282,894,763.60-57,422,145

Finding the Fourth Proportional to 188,568,137.74, 282,894,763.60 and 57,422,145

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Solution

The fourth proportional to 188,568,137.74, 282,894,763.60 and 57,422,145 is: 86,146,176.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,568,137.74 : 282,894,763.60 = 57,422,145 : x
  2. Step 2: Convert to fraction form
    188,568,137.74/282,894,763.60 = 57,422,145/x
  3. Step 3: Cross multiply
    188,568,137.74x = 282,894,763.60 × 57,422,145
  4. Step 4: Simplify right side
    188,568,137.74x = 16,244,424,135,179,924
  5. Step 5: Solve for x
    x = 16,244,424,135,179,924/188,568,137.74
  6. Step 6: Final answer
    x = 86,146,176.81

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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.