Finding the Fourth Proportional to 494,204,842.97, 682,000,812.43 and 271,190,256.65
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Solution
The fourth proportional to 494,204,842.97, 682,000,812.43 and 271,190,256.65 is: 374,241,527.55
Step by Step Solution
- Step 1: Write the proportion equation
494,204,842.97 : 682,000,812.43 = 271,190,256.65 : x - Step 2: Convert to fraction form
494,204,842.97/682,000,812.43 = 271,190,256.65/x - Step 3: Cross multiply
494,204,842.97x = 682,000,812.43 × 271,190,256.65 - Step 4: Simplify right side
494,204,842.97x = 184,951,975,356,869,728 - Step 5: Solve for x
x = 184,951,975,356,869,728/494,204,842.97 - Step 6: Final answer
x = 374,241,527.55
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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.