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Finding the Third Proportional to 101,740,120 and 220,369,712

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Solution

The third proportional to 101,740,120 and 220,369,712 is: 477,322,121.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,740,120 : 220,369,712 = 220,369,712 : x
  2. Step 2: Convert to fraction form
    101,740,120/220,369,712 = 220,369,712/x
  3. Step 3: Cross multiply
    101,740,120x = 220,369,712 × 220,369,712
  4. Step 4: Simplify right side
    101,740,120x = 48,562,809,966,962,944
  5. Step 5: Solve for x
    x = 48,562,809,966,962,944/101,740,120
  6. Step 6: Final answer
    x = 477,322,121.96

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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.