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Finding the Third Proportional to 41,688,100.50 and 90,552,640.50

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Solution

The third proportional to 41,688,100.50 and 90,552,640.50 is: 196,693,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,688,100.50 : 90,552,640.50 = 90,552,640.50 : x
  2. Step 2: Convert to fraction form
    41,688,100.50/90,552,640.50 = 90,552,640.50/x
  3. Step 3: Cross multiply
    41,688,100.50x = 90,552,640.50 × 90,552,640.50
  4. Step 4: Simplify right side
    41,688,100.50x = 8,199,780,701,522,240
  5. Step 5: Solve for x
    x = 8,199,780,701,522,240/41,688,100.50
  6. Step 6: Final answer
    x = 196,693,555.31

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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.