Finding the Fourth Proportional to 327,471,224.10, 491,206,836.15 and 300,686,597.70
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Solution
The fourth proportional to 327,471,224.10, 491,206,836.15 and 300,686,597.70 is: 451,029,896.55
Step by Step Solution
- Step 1: Write the proportion equation
327,471,224.10 : 491,206,836.15 = 300,686,597.70 : x - Step 2: Convert to fraction form
327,471,224.10/491,206,836.15 = 300,686,597.70/x - Step 3: Cross multiply
327,471,224.10x = 491,206,836.15 × 300,686,597.70 - Step 4: Simplify right side
327,471,224.10x = 147,699,312,328,924,864 - Step 5: Solve for x
x = 147,699,312,328,924,864/327,471,224.10 - Step 6: Final answer
x = 451,029,896.55
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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.