Finding the Third Proportional to 321,706,618 and 694,431,530
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Solution
The third proportional to 321,706,618 and 694,431,530 is: 1,498,990,455.52
Step by Step Solution
- Step 1: Write the proportion equation
321,706,618 : 694,431,530 = 694,431,530 : x - Step 2: Convert to fraction form
321,706,618/694,431,530 = 694,431,530/x - Step 3: Cross multiply
321,706,618x = 694,431,530 × 694,431,530 - Step 4: Simplify right side
321,706,618x = 482,235,149,858,140,928 - Step 5: Solve for x
x = 482,235,149,858,140,928/321,706,618 - Step 6: Final answer
x = 1,498,990,455.52
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.