Home / 90,542,765.67-196,127,293.36

Finding the Third Proportional to 90,542,765.67 and 196,127,293.36

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Solution

The third proportional to 90,542,765.67 and 196,127,293.36 is: 424,836,980.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,542,765.67 : 196,127,293.36 = 196,127,293.36 : x
  2. Step 2: Convert to fraction form
    90,542,765.67/196,127,293.36 = 196,127,293.36/x
  3. Step 3: Cross multiply
    90,542,765.67x = 196,127,293.36 × 196,127,293.36
  4. Step 4: Simplify right side
    90,542,765.67x = 38,465,915,200,476,304
  5. Step 5: Solve for x
    x = 38,465,915,200,476,304/90,542,765.67
  6. Step 6: Final answer
    x = 424,836,980.79

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.