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Finding the Third Proportional to 67,776,576 and 148,491,312

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Solution

The third proportional to 67,776,576 and 148,491,312 is: 325,328,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,776,576 : 148,491,312 = 148,491,312 : x
  2. Step 2: Convert to fraction form
    67,776,576/148,491,312 = 148,491,312/x
  3. Step 3: Cross multiply
    67,776,576x = 148,491,312 × 148,491,312
  4. Step 4: Simplify right side
    67,776,576x = 22,049,669,739,481,344
  5. Step 5: Solve for x
    x = 22,049,669,739,481,344/67,776,576
  6. Step 6: Final answer
    x = 325,328,764.61

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.