Home / 239,304,715.88-520,538,109.75

Finding the Third Proportional to 239,304,715.88 and 520,538,109.75

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Solution

The third proportional to 239,304,715.88 and 520,538,109.75 is: 1,132,279,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,304,715.88 : 520,538,109.75 = 520,538,109.75 : x
  2. Step 2: Convert to fraction form
    239,304,715.88/520,538,109.75 = 520,538,109.75/x
  3. Step 3: Cross multiply
    239,304,715.88x = 520,538,109.75 × 520,538,109.75
  4. Step 4: Simplify right side
    239,304,715.88x = 270,959,923,702,103,040
  5. Step 5: Solve for x
    x = 270,959,923,702,103,040/239,304,715.88
  6. Step 6: Final answer
    x = 1,132,279,916.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.