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Finding the Third Proportional to 156,201,086 and 325,330,843

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Solution

The third proportional to 156,201,086 and 325,330,843 is: 677,589,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,201,086 : 325,330,843 = 325,330,843 : x
  2. Step 2: Convert to fraction form
    156,201,086/325,330,843 = 325,330,843/x
  3. Step 3: Cross multiply
    156,201,086x = 325,330,843 × 325,330,843
  4. Step 4: Simplify right side
    156,201,086x = 105,840,157,407,090,656
  5. Step 5: Solve for x
    x = 105,840,157,407,090,656/156,201,086
  6. Step 6: Final answer
    x = 677,589,126.41

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.