Home / 204,265,986.75-423,066,471.75

Finding the Third Proportional to 204,265,986.75 and 423,066,471.75

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Solution

The third proportional to 204,265,986.75 and 423,066,471.75 is: 876,236,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,265,986.75 : 423,066,471.75 = 423,066,471.75 : x
  2. Step 2: Convert to fraction form
    204,265,986.75/423,066,471.75 = 423,066,471.75/x
  3. Step 3: Cross multiply
    204,265,986.75x = 423,066,471.75 × 423,066,471.75
  4. Step 4: Simplify right side
    204,265,986.75x = 178,985,239,518,993,536
  5. Step 5: Solve for x
    x = 178,985,239,518,993,536/204,265,986.75
  6. Step 6: Final answer
    x = 876,236,138.80

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.