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Finding the Third Proportional to 79,210,938 and 126,040,152

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Solution

The third proportional to 79,210,938 and 126,040,152 is: 200,554,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,210,938 : 126,040,152 = 126,040,152 : x
  2. Step 2: Convert to fraction form
    79,210,938/126,040,152 = 126,040,152/x
  3. Step 3: Cross multiply
    79,210,938x = 126,040,152 × 126,040,152
  4. Step 4: Simplify right side
    79,210,938x = 15,886,119,916,183,104
  5. Step 5: Solve for x
    x = 15,886,119,916,183,104/79,210,938
  6. Step 6: Final answer
    x = 200,554,624.36

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.