Finding the Third Proportional to 80,631,621.75 and 124,511,974.75
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Solution
The third proportional to 80,631,621.75 and 124,511,974.75 is: 192,272,355.68
Step by Step Solution
- Step 1: Write the proportion equation
80,631,621.75 : 124,511,974.75 = 124,511,974.75 : x - Step 2: Convert to fraction form
80,631,621.75/124,511,974.75 = 124,511,974.75/x - Step 3: Cross multiply
80,631,621.75x = 124,511,974.75 × 124,511,974.75 - Step 4: Simplify right side
80,631,621.75x = 15,503,231,856,144,638 - Step 5: Solve for x
x = 15,503,231,856,144,638/80,631,621.75 - Step 6: Final answer
x = 192,272,355.68
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.