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Finding the Third Proportional to 39,158,366 and 82,984,726

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Solution

The third proportional to 39,158,366 and 82,984,726 is: 175,861,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,158,366 : 82,984,726 = 82,984,726 : x
  2. Step 2: Convert to fraction form
    39,158,366/82,984,726 = 82,984,726/x
  3. Step 3: Cross multiply
    39,158,366x = 82,984,726 × 82,984,726
  4. Step 4: Simplify right side
    39,158,366x = 6,886,464,749,295,076
  5. Step 5: Solve for x
    x = 6,886,464,749,295,076/39,158,366
  6. Step 6: Final answer
    x = 175,861,902.65

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.