Finding the Third Proportional to 322,406,720 and 699,551,857
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Solution
The third proportional to 322,406,720 and 699,551,857 is: 1,517,874,071.09
Step by Step Solution
- Step 1: Write the proportion equation
322,406,720 : 699,551,857 = 699,551,857 : x - Step 2: Convert to fraction form
322,406,720/699,551,857 = 699,551,857/x - Step 3: Cross multiply
322,406,720x = 699,551,857 × 699,551,857 - Step 4: Simplify right side
322,406,720x = 489,372,800,632,148,480 - Step 5: Solve for x
x = 489,372,800,632,148,480/322,406,720 - Step 6: Final answer
x = 1,517,874,071.09
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.