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Finding the Third Proportional to 179,463,261 and 389,555,115

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Solution

The third proportional to 179,463,261 and 389,555,115 is: 845,594,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,463,261 : 389,555,115 = 389,555,115 : x
  2. Step 2: Convert to fraction form
    179,463,261/389,555,115 = 389,555,115/x
  3. Step 3: Cross multiply
    179,463,261x = 389,555,115 × 389,555,115
  4. Step 4: Simplify right side
    179,463,261x = 151,753,187,622,663,232
  5. Step 5: Solve for x
    x = 151,753,187,622,663,232/179,463,261
  6. Step 6: Final answer
    x = 845,594,729.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.