Finding the Fourth Proportional to 332,178,212.80, 498,267,319.20 and 203,038,049.80
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Solution
The fourth proportional to 332,178,212.80, 498,267,319.20 and 203,038,049.80 is: 304,557,074.70
Step by Step Solution
- Step 1: Write the proportion equation
332,178,212.80 : 498,267,319.20 = 203,038,049.80 : x - Step 2: Convert to fraction form
332,178,212.80/498,267,319.20 = 203,038,049.80/x - Step 3: Cross multiply
332,178,212.80x = 498,267,319.20 × 203,038,049.80 - Step 4: Simplify right side
332,178,212.80x = 101,167,224,769,442,096 - Step 5: Solve for x
x = 101,167,224,769,442,096/332,178,212.80 - Step 6: Final answer
x = 304,557,074.70
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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.