Home / 30,182,039.25-65,468,121.75

Finding the Third Proportional to 30,182,039.25 and 65,468,121.75

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Solution

The third proportional to 30,182,039.25 and 65,468,121.75 is: 142,007,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182,039.25 : 65,468,121.75 = 65,468,121.75 : x
  2. Step 2: Convert to fraction form
    30,182,039.25/65,468,121.75 = 65,468,121.75/x
  3. Step 3: Cross multiply
    30,182,039.25x = 65,468,121.75 × 65,468,121.75
  4. Step 4: Simplify right side
    30,182,039.25x = 4,286,074,965,472,823
  5. Step 5: Solve for x
    x = 4,286,074,965,472,823/30,182,039.25
  6. Step 6: Final answer
    x = 142,007,467.75

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.