Finding the Third Proportional to 206,622,336 and 449,563,770
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Solution
The third proportional to 206,622,336 and 449,563,770 is: 978,149,735.45
Step by Step Solution
- Step 1: Write the proportion equation
206,622,336 : 449,563,770 = 449,563,770 : x - Step 2: Convert to fraction form
206,622,336/449,563,770 = 449,563,770/x - Step 3: Cross multiply
206,622,336x = 449,563,770 × 449,563,770 - Step 4: Simplify right side
206,622,336x = 202,107,583,296,612,896 - Step 5: Solve for x
x = 202,107,583,296,612,896/206,622,336 - Step 6: Final answer
x = 978,149,735.45
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.