Finding the Third Proportional to 206,629,768 and 449,579,035
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Solution
The third proportional to 206,629,768 and 449,579,035 is: 978,180,978.80
Step by Step Solution
- Step 1: Write the proportion equation
206,629,768 : 449,579,035 = 449,579,035 : x - Step 2: Convert to fraction form
206,629,768/449,579,035 = 449,579,035/x - Step 3: Cross multiply
206,629,768x = 449,579,035 × 449,579,035 - Step 4: Simplify right side
206,629,768x = 202,121,308,711,531,232 - Step 5: Solve for x
x = 202,121,308,711,531,232/206,629,768 - Step 6: Final answer
x = 978,180,978.80
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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.