Finding the Fourth Proportional to 234,193,728.42, 323,081,361.45 and 141,344,555.94
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Solution
The fourth proportional to 234,193,728.42, 323,081,361.45 and 141,344,555.94 is: 194,991,522.08
Step by Step Solution
- Step 1: Write the proportion equation
234,193,728.42 : 323,081,361.45 = 141,344,555.94 : x - Step 2: Convert to fraction form
234,193,728.42/323,081,361.45 = 141,344,555.94/x - Step 3: Cross multiply
234,193,728.42x = 323,081,361.45 × 141,344,555.94 - Step 4: Simplify right side
234,193,728.42x = 45,665,791,566,640,880 - Step 5: Solve for x
x = 45,665,791,566,640,880/234,193,728.42 - Step 6: Final answer
x = 194,991,522.08
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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.