Finding the Fourth Proportional to 437,071,466.88, 655,678,350.72 and 204,135,114.24
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Solution
The fourth proportional to 437,071,466.88, 655,678,350.72 and 204,135,114.24 is: 306,235,902.30
Step by Step Solution
- Step 1: Write the proportion equation
437,071,466.88 : 655,678,350.72 = 204,135,114.24 : x - Step 2: Convert to fraction form
437,071,466.88/655,678,350.72 = 204,135,114.24/x - Step 3: Cross multiply
437,071,466.88x = 655,678,350.72 × 204,135,114.24 - Step 4: Simplify right side
437,071,466.88x = 133,846,975,028,922,000 - Step 5: Solve for x
x = 133,846,975,028,922,000/437,071,466.88 - Step 6: Final answer
x = 306,235,902.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.