Finding the Third Proportional to 212,979,010.50 and 304,351,971.75
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Solution
The third proportional to 212,979,010.50 and 304,351,971.75 is: 434,926,063.80
Step by Step Solution
- Step 1: Write the proportion equation
212,979,010.50 : 304,351,971.75 = 304,351,971.75 : x - Step 2: Convert to fraction form
212,979,010.50/304,351,971.75 = 304,351,971.75/x - Step 3: Cross multiply
212,979,010.50x = 304,351,971.75 × 304,351,971.75 - Step 4: Simplify right side
212,979,010.50x = 92,630,122,708,112,800 - Step 5: Solve for x
x = 92,630,122,708,112,800/212,979,010.50 - Step 6: Final answer
x = 434,926,063.80
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.