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Finding the Third Proportional to 151,420,995 and 329,414,040

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Solution

The third proportional to 151,420,995 and 329,414,040 is: 716,635,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,420,995 : 329,414,040 = 329,414,040 : x
  2. Step 2: Convert to fraction form
    151,420,995/329,414,040 = 329,414,040/x
  3. Step 3: Cross multiply
    151,420,995x = 329,414,040 × 329,414,040
  4. Step 4: Simplify right side
    151,420,995x = 108,513,609,749,121,600
  5. Step 5: Solve for x
    x = 108,513,609,749,121,600/151,420,995
  6. Step 6: Final answer
    x = 716,635,165.08

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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.