Home / 209,581,046,528.25-455,882,859,450.75

Finding the Third Proportional to 209,581,046,528.25 and 455,882,859,450.75

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Solution

The third proportional to 209,581,046,528.25 and 455,882,859,450.75 is: 991,641,109,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,581,046,528.25 : 455,882,859,450.75 = 455,882,859,450.75 : x
  2. Step 2: Convert to fraction form
    209,581,046,528.25/455,882,859,450.75 = 455,882,859,450.75/x
  3. Step 3: Cross multiply
    209,581,046,528.25x = 455,882,859,450.75 × 455,882,859,450.75
  4. Step 4: Simplify right side
    209,581,046,528.25x = 207,829,181,540,992,293,011,456
  5. Step 5: Solve for x
    x = 207,829,181,540,992,293,011,456/209,581,046,528.25
  6. Step 6: Final answer
    x = 991,641,109,650.53

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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.