Finding the Third Proportional to 68,874,144 and 149,854,647
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Solution
The third proportional to 68,874,144 and 149,854,647 is: 326,050,008.37
Step by Step Solution
- Step 1: Write the proportion equation
68,874,144 : 149,854,647 = 149,854,647 : x - Step 2: Convert to fraction form
68,874,144/149,854,647 = 149,854,647/x - Step 3: Cross multiply
68,874,144x = 149,854,647 × 149,854,647 - Step 4: Simplify right side
68,874,144x = 22,456,415,227,494,608 - Step 5: Solve for x
x = 22,456,415,227,494,608/68,874,144 - Step 6: Final answer
x = 326,050,008.37
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.