Finding the Fourth Proportional to 332,163,664.80, 498,245,497.20 and 193,847,287.20
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Solution
The fourth proportional to 332,163,664.80, 498,245,497.20 and 193,847,287.20 is: 290,770,930.80
Step by Step Solution
- Step 1: Write the proportion equation
332,163,664.80 : 498,245,497.20 = 193,847,287.20 : x - Step 2: Convert to fraction form
332,163,664.80/498,245,497.20 = 193,847,287.20/x - Step 3: Cross multiply
332,163,664.80x = 498,245,497.20 × 193,847,287.20 - Step 4: Simplify right side
332,163,664.80x = 96,583,537,991,835,184 - Step 5: Solve for x
x = 96,583,537,991,835,184/332,163,664.80 - Step 6: Final answer
x = 290,770,930.80
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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.