Home / 259,722,105-358,427,771.46-143,828,601

Finding the Fourth Proportional to 259,722,105, 358,427,771.46 and 143,828,601

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Solution

The fourth proportional to 259,722,105, 358,427,771.46 and 143,828,601 is: 198,489,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,722,105 : 358,427,771.46 = 143,828,601 : x
  2. Step 2: Convert to fraction form
    259,722,105/358,427,771.46 = 143,828,601/x
  3. Step 3: Cross multiply
    259,722,105x = 358,427,771.46 × 143,828,601
  4. Step 4: Simplify right side
    259,722,105x = 51,552,164,928,639,528
  5. Step 5: Solve for x
    x = 51,552,164,928,639,528/259,722,105
  6. Step 6: Final answer
    x = 198,489,708.56

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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.