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Finding the Third Proportional to 53,166,945 and 79,661,722.50

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Solution

The third proportional to 53,166,945 and 79,661,722.50 is: 119,359,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,166,945 : 79,661,722.50 = 79,661,722.50 : x
  2. Step 2: Convert to fraction form
    53,166,945/79,661,722.50 = 79,661,722.50/x
  3. Step 3: Cross multiply
    53,166,945x = 79,661,722.50 × 79,661,722.50
  4. Step 4: Simplify right side
    53,166,945x = 6,345,990,031,667,006
  5. Step 5: Solve for x
    x = 6,345,990,031,667,006/53,166,945
  6. Step 6: Final answer
    x = 119,359,689.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.