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Finding the Third Proportional to 76,724,736.50 and 164,393,209

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Solution

The third proportional to 76,724,736.50 and 164,393,209 is: 352,234,864.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,724,736.50 : 164,393,209 = 164,393,209 : x
  2. Step 2: Convert to fraction form
    76,724,736.50/164,393,209 = 164,393,209/x
  3. Step 3: Cross multiply
    76,724,736.50x = 164,393,209 × 164,393,209
  4. Step 4: Simplify right side
    76,724,736.50x = 27,025,127,165,317,680
  5. Step 5: Solve for x
    x = 27,025,127,165,317,680/76,724,736.50
  6. Step 6: Final answer
    x = 352,234,864.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.