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Finding the Third Proportional to 62,383,576 and 139,111,100

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Solution

The third proportional to 62,383,576 and 139,111,100 is: 310,208,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,383,576 : 139,111,100 = 139,111,100 : x
  2. Step 2: Convert to fraction form
    62,383,576/139,111,100 = 139,111,100/x
  3. Step 3: Cross multiply
    62,383,576x = 139,111,100 × 139,111,100
  4. Step 4: Simplify right side
    62,383,576x = 19,351,898,143,210,000
  5. Step 5: Solve for x
    x = 19,351,898,143,210,000/62,383,576
  6. Step 6: Final answer
    x = 310,208,221.20

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.