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Finding the Third Proportional to 63,665,599.50 and 136,407,218.63

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Solution

The third proportional to 63,665,599.50 and 136,407,218.63 is: 292,260,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,665,599.50 : 136,407,218.63 = 136,407,218.63 : x
  2. Step 2: Convert to fraction form
    63,665,599.50/136,407,218.63 = 136,407,218.63/x
  3. Step 3: Cross multiply
    63,665,599.50x = 136,407,218.63 × 136,407,218.63
  4. Step 4: Simplify right side
    63,665,599.50x = 18,606,929,293,008,548
  5. Step 5: Solve for x
    x = 18,606,929,293,008,548/63,665,599.50
  6. Step 6: Final answer
    x = 292,260,332.73

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.