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Finding the Third Proportional to 80,759,349 and 177,667,506

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Solution

The third proportional to 80,759,349 and 177,667,506 is: 390,861,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,759,349 : 177,667,506 = 177,667,506 : x
  2. Step 2: Convert to fraction form
    80,759,349/177,667,506 = 177,667,506/x
  3. Step 3: Cross multiply
    80,759,349x = 177,667,506 × 177,667,506
  4. Step 4: Simplify right side
    80,759,349x = 31,565,742,688,260,036
  5. Step 5: Solve for x
    x = 31,565,742,688,260,036/80,759,349
  6. Step 6: Final answer
    x = 390,861,777.36

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.