Home / 145,108,176.75-221,882,540.25

Finding the Third Proportional to 145,108,176.75 and 221,882,540.25

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Solution

The third proportional to 145,108,176.75 and 221,882,540.25 is: 339,276,964.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,108,176.75 : 221,882,540.25 = 221,882,540.25 : x
  2. Step 2: Convert to fraction form
    145,108,176.75/221,882,540.25 = 221,882,540.25/x
  3. Step 3: Cross multiply
    145,108,176.75x = 221,882,540.25 × 221,882,540.25
  4. Step 4: Simplify right side
    145,108,176.75x = 49,231,861,667,792,872
  5. Step 5: Solve for x
    x = 49,231,861,667,792,872/145,108,176.75
  6. Step 6: Final answer
    x = 339,276,964.06

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.