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Finding the Third Proportional to 76,045,192 and 164,211,536

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Solution

The third proportional to 76,045,192 and 164,211,536 is: 354,597,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,045,192 : 164,211,536 = 164,211,536 : x
  2. Step 2: Convert to fraction form
    76,045,192/164,211,536 = 164,211,536/x
  3. Step 3: Cross multiply
    76,045,192x = 164,211,536 × 164,211,536
  4. Step 4: Simplify right side
    76,045,192x = 26,965,428,555,479,296
  5. Step 5: Solve for x
    x = 26,965,428,555,479,296/76,045,192
  6. Step 6: Final answer
    x = 354,597,415.65

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.