Finding the Third Proportional to 82,247,886 and 180,639,288
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Solution
The third proportional to 82,247,886 and 180,639,288 is: 396,734,237.88
Step by Step Solution
- Step 1: Write the proportion equation
82,247,886 : 180,639,288 = 180,639,288 : x - Step 2: Convert to fraction form
82,247,886/180,639,288 = 180,639,288/x - Step 3: Cross multiply
82,247,886x = 180,639,288 × 180,639,288 - Step 4: Simplify right side
82,247,886x = 32,630,552,369,146,944 - Step 5: Solve for x
x = 32,630,552,369,146,944/82,247,886 - Step 6: Final answer
x = 396,734,237.88
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.