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Finding the Third Proportional to 331,527,433.50 and 721,871,181

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Solution

The third proportional to 331,527,433.50 and 721,871,181 is: 1,571,809,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,527,433.50 : 721,871,181 = 721,871,181 : x
  2. Step 2: Convert to fraction form
    331,527,433.50/721,871,181 = 721,871,181/x
  3. Step 3: Cross multiply
    331,527,433.50x = 721,871,181 × 721,871,181
  4. Step 4: Simplify right side
    331,527,433.50x = 521,098,001,958,334,784
  5. Step 5: Solve for x
    x = 521,098,001,958,334,784/331,527,433.50
  6. Step 6: Final answer
    x = 1,571,809,597.95

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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.