Finding the Fourth Proportional to 234,193,728.67, 323,081,361.79 and 141,344,556.19
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Solution
The fourth proportional to 234,193,728.67, 323,081,361.79 and 141,344,556.19 is: 194,991,522.42
Step by Step Solution
- Step 1: Write the proportion equation
234,193,728.67 : 323,081,361.79 = 141,344,556.19 : x - Step 2: Convert to fraction form
234,193,728.67/323,081,361.79 = 141,344,556.19/x - Step 3: Cross multiply
234,193,728.67x = 323,081,361.79 × 141,344,556.19 - Step 4: Simplify right side
234,193,728.67x = 45,665,791,695,468,376 - Step 5: Solve for x
x = 45,665,791,695,468,376/234,193,728.67 - Step 6: Final answer
x = 194,991,522.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.