Finding the Fourth Proportional to 326,083,612.62, 449,998,953.58 and 177,405,578.94
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Solution
The fourth proportional to 326,083,612.62, 449,998,953.58 and 177,405,578.94 is: 244,821,640.19
Step by Step Solution
- Step 1: Write the proportion equation
326,083,612.62 : 449,998,953.58 = 177,405,578.94 : x - Step 2: Convert to fraction form
326,083,612.62/449,998,953.58 = 177,405,578.94/x - Step 3: Cross multiply
326,083,612.62x = 449,998,953.58 × 177,405,578.94 - Step 4: Simplify right side
326,083,612.62x = 79,832,324,879,560,576 - Step 5: Solve for x
x = 79,832,324,879,560,576/326,083,612.62 - Step 6: Final answer
x = 244,821,640.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.