Home / 213,585,850.36-294,730,656.92-197,969,456.56

Finding the Fourth Proportional to 213,585,850.36, 294,730,656.92 and 197,969,456.56

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Solution

The fourth proportional to 213,585,850.36, 294,730,656.92 and 197,969,456.56 is: 273,181,336.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,585,850.36 : 294,730,656.92 = 197,969,456.56 : x
  2. Step 2: Convert to fraction form
    213,585,850.36/294,730,656.92 = 197,969,456.56/x
  3. Step 3: Cross multiply
    213,585,850.36x = 294,730,656.92 × 197,969,456.56
  4. Step 4: Simplify right side
    213,585,850.36x = 58,347,667,982,024,208
  5. Step 5: Solve for x
    x = 58,347,667,982,024,208/213,585,850.36
  6. Step 6: Final answer
    x = 273,181,336.14

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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.