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Finding the Third Proportional to 73,069,874 and 159,002,985

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Solution

The third proportional to 73,069,874 and 159,002,985 is: 345,996,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069,874 : 159,002,985 = 159,002,985 : x
  2. Step 2: Convert to fraction form
    73,069,874/159,002,985 = 159,002,985/x
  3. Step 3: Cross multiply
    73,069,874x = 159,002,985 × 159,002,985
  4. Step 4: Simplify right side
    73,069,874x = 25,281,949,238,910,224
  5. Step 5: Solve for x
    x = 25,281,949,238,910,224/73,069,874
  6. Step 6: Final answer
    x = 345,996,891.13

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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.