Finding the Fourth Proportional to 332,991,029.20, 499,486,543.80 and 327,889,195.60
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Solution
The fourth proportional to 332,991,029.20, 499,486,543.80 and 327,889,195.60 is: 491,833,793.40
Step by Step Solution
- Step 1: Write the proportion equation
332,991,029.20 : 499,486,543.80 = 327,889,195.60 : x - Step 2: Convert to fraction form
332,991,029.20/499,486,543.80 = 327,889,195.60/x - Step 3: Cross multiply
332,991,029.20x = 499,486,543.80 × 327,889,195.60 - Step 4: Simplify right side
332,991,029.20x = 163,776,241,059,606,176 - Step 5: Solve for x
x = 163,776,241,059,606,176/332,991,029.20 - Step 6: Final answer
x = 491,833,793.40
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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.