Home / 45,120,642.75-68,738,501.25

Finding the Third Proportional to 45,120,642.75 and 68,738,501.25

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Solution

The third proportional to 45,120,642.75 and 68,738,501.25 is: 104,718,844.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,120,642.75 : 68,738,501.25 = 68,738,501.25 : x
  2. Step 2: Convert to fraction form
    45,120,642.75/68,738,501.25 = 68,738,501.25/x
  3. Step 3: Cross multiply
    45,120,642.75x = 68,738,501.25 × 68,738,501.25
  4. Step 4: Simplify right side
    45,120,642.75x = 4,724,981,554,096,252
  5. Step 5: Solve for x
    x = 4,724,981,554,096,252/45,120,642.75
  6. Step 6: Final answer
    x = 104,718,844.11

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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.