Finding the Fourth Proportional to 378,479,544.04, 567,715,527.42 and 119,694,808.36
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Solution
The fourth proportional to 378,479,544.04, 567,715,527.42 and 119,694,808.36 is: 179,541,014.38
Step by Step Solution
- Step 1: Write the proportion equation
378,479,544.04 : 567,715,527.42 = 119,694,808.36 : x - Step 2: Convert to fraction form
378,479,544.04/567,715,527.42 = 119,694,808.36/x - Step 3: Cross multiply
378,479,544.04x = 567,715,527.42 × 119,694,808.36 - Step 4: Simplify right side
378,479,544.04x = 67,952,601,257,533,216 - Step 5: Solve for x
x = 67,952,601,257,533,216/378,479,544.04 - Step 6: Final answer
x = 179,541,014.38
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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.