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Finding the Third Proportional to 107,811,500 and 176,027,865

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Solution

The third proportional to 107,811,500 and 176,027,865 is: 287,407,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,811,500 : 176,027,865 = 176,027,865 : x
  2. Step 2: Convert to fraction form
    107,811,500/176,027,865 = 176,027,865/x
  3. Step 3: Cross multiply
    107,811,500x = 176,027,865 × 176,027,865
  4. Step 4: Simplify right side
    107,811,500x = 30,985,809,256,458,224
  5. Step 5: Solve for x
    x = 30,985,809,256,458,224/107,811,500
  6. Step 6: Final answer
    x = 287,407,273.40

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.