Finding the Third Proportional to 74,351,209 and 161,930,474
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Solution
The third proportional to 74,351,209 and 161,930,474 is: 352,670,504.79
Step by Step Solution
- Step 1: Write the proportion equation
74,351,209 : 161,930,474 = 161,930,474 : x - Step 2: Convert to fraction form
74,351,209/161,930,474 = 161,930,474/x - Step 3: Cross multiply
74,351,209x = 161,930,474 × 161,930,474 - Step 4: Simplify right side
74,351,209x = 26,221,478,409,864,676 - Step 5: Solve for x
x = 26,221,478,409,864,676/74,351,209 - Step 6: Final answer
x = 352,670,504.79
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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.