Home / 188,568,134.73-282,894,759.09-57,422,142

Finding the Fourth Proportional to 188,568,134.73, 282,894,759.09 and 57,422,142

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Solution

The fourth proportional to 188,568,134.73, 282,894,759.09 and 57,422,142 is: 86,146,172.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,568,134.73 : 282,894,759.09 = 57,422,142 : x
  2. Step 2: Convert to fraction form
    188,568,134.73/282,894,759.09 = 57,422,142/x
  3. Step 3: Cross multiply
    188,568,134.73x = 282,894,759.09 × 57,422,142
  4. Step 4: Simplify right side
    188,568,134.73x = 16,244,423,027,521,770
  5. Step 5: Solve for x
    x = 16,244,423,027,521,770/188,568,134.73
  6. Step 6: Final answer
    x = 86,146,172.31

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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.