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Finding the Third Proportional to 40,908,942 and 90,898,551

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Solution

The third proportional to 40,908,942 and 90,898,551 is: 201,974,095.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,908,942 : 90,898,551 = 90,898,551 : x
  2. Step 2: Convert to fraction form
    40,908,942/90,898,551 = 90,898,551/x
  3. Step 3: Cross multiply
    40,908,942x = 90,898,551 × 90,898,551
  4. Step 4: Simplify right side
    40,908,942x = 8,262,546,573,899,601
  5. Step 5: Solve for x
    x = 8,262,546,573,899,601/40,908,942
  6. Step 6: Final answer
    x = 201,974,095.88

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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.