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Finding the Third Proportional to 40,569,892 and 90,210,632

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Solution

The third proportional to 40,569,892 and 90,210,632 is: 200,591,071.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,569,892 : 90,210,632 = 90,210,632 : x
  2. Step 2: Convert to fraction form
    40,569,892/90,210,632 = 90,210,632/x
  3. Step 3: Cross multiply
    40,569,892x = 90,210,632 × 90,210,632
  4. Step 4: Simplify right side
    40,569,892x = 8,137,958,125,839,424
  5. Step 5: Solve for x
    x = 8,137,958,125,839,424/40,569,892
  6. Step 6: Final answer
    x = 200,591,071.97

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.