Home / 281,100,349,049.25-428,236,937,609.62

Finding the Third Proportional to 281,100,349,049.25 and 428,236,937,609.62

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Solution

The third proportional to 281,100,349,049.25 and 428,236,937,609.62 is: 652,389,352,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,100,349,049.25 : 428,236,937,609.62 = 428,236,937,609.62 : x
  2. Step 2: Convert to fraction form
    281,100,349,049.25/428,236,937,609.62 = 428,236,937,609.62/x
  3. Step 3: Cross multiply
    281,100,349,049.25x = 428,236,937,609.62 × 428,236,937,609.62
  4. Step 4: Simplify right side
    281,100,349,049.25x = 183,386,874,733,265,558,700,032
  5. Step 5: Solve for x
    x = 183,386,874,733,265,558,700,032/281,100,349,049.25
  6. Step 6: Final answer
    x = 652,389,352,604.95

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.