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Finding the Third Proportional to 40,908,508 and 90,897,642

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Solution

The third proportional to 40,908,508 and 90,897,642 is: 201,972,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,908,508 : 90,897,642 = 90,897,642 : x
  2. Step 2: Convert to fraction form
    40,908,508/90,897,642 = 90,897,642/x
  3. Step 3: Cross multiply
    40,908,508x = 90,897,642 × 90,897,642
  4. Step 4: Simplify right side
    40,908,508x = 8,262,381,321,160,164
  5. Step 5: Solve for x
    x = 8,262,381,321,160,164/40,908,508
  6. Step 6: Final answer
    x = 201,972,199.06

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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.