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Finding the Third Proportional to 40,569,888 and 90,210,624

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Solution

The third proportional to 40,569,888 and 90,210,624 is: 200,591,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,569,888 : 90,210,624 = 90,210,624 : x
  2. Step 2: Convert to fraction form
    40,569,888/90,210,624 = 90,210,624/x
  3. Step 3: Cross multiply
    40,569,888x = 90,210,624 × 90,210,624
  4. Step 4: Simplify right side
    40,569,888x = 8,137,956,682,469,376
  5. Step 5: Solve for x
    x = 8,137,956,682,469,376/40,569,888
  6. Step 6: Final answer
    x = 200,591,056.17

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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.