Finding the Third Proportional to 87,531,194 and 202,619,129
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Solution
The third proportional to 87,531,194 and 202,619,129 is: 469,027,206.88
Step by Step Solution
- Step 1: Write the proportion equation
87,531,194 : 202,619,129 = 202,619,129 : x - Step 2: Convert to fraction form
87,531,194/202,619,129 = 202,619,129/x - Step 3: Cross multiply
87,531,194x = 202,619,129 × 202,619,129 - Step 4: Simplify right side
87,531,194x = 41,054,511,436,718,640 - Step 5: Solve for x
x = 41,054,511,436,718,640/87,531,194 - Step 6: Final answer
x = 469,027,206.88
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.