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Finding the Third Proportional to 74,566,528 and 162,040,223

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Solution

The third proportional to 74,566,528 and 162,040,223 is: 352,128,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,566,528 : 162,040,223 = 162,040,223 : x
  2. Step 2: Convert to fraction form
    74,566,528/162,040,223 = 162,040,223/x
  3. Step 3: Cross multiply
    74,566,528x = 162,040,223 × 162,040,223
  4. Step 4: Simplify right side
    74,566,528x = 26,257,033,869,889,728
  5. Step 5: Solve for x
    x = 26,257,033,869,889,728/74,566,528
  6. Step 6: Final answer
    x = 352,128,958.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.