Finding the Fourth Proportional to 252,244,639.10, 378,366,958.65 and 252,244,639.10
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Solution
The fourth proportional to 252,244,639.10, 378,366,958.65 and 252,244,639.10 is: 378,366,958.65
Step by Step Solution
- Step 1: Write the proportion equation
252,244,639.10 : 378,366,958.65 = 252,244,639.10 : x - Step 2: Convert to fraction form
252,244,639.10/378,366,958.65 = 252,244,639.10/x - Step 3: Cross multiply
252,244,639.10x = 378,366,958.65 × 252,244,639.10 - Step 4: Simplify right side
252,244,639.10x = 95,441,036,932,033,872 - Step 5: Solve for x
x = 95,441,036,932,033,872/252,244,639.10 - Step 6: Final answer
x = 378,366,958.65
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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.