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Finding the Third Proportional to 55,846,934.50 and 121,749,458

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Solution

The third proportional to 55,846,934.50 and 121,749,458 is: 265,420,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,846,934.50 : 121,749,458 = 121,749,458 : x
  2. Step 2: Convert to fraction form
    55,846,934.50/121,749,458 = 121,749,458/x
  3. Step 3: Cross multiply
    55,846,934.50x = 121,749,458 × 121,749,458
  4. Step 4: Simplify right side
    55,846,934.50x = 14,822,930,523,293,764
  5. Step 5: Solve for x
    x = 14,822,930,523,293,764/55,846,934.50
  6. Step 6: Final answer
    x = 265,420,665.54

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.