Finding the Fourth Proportional to 367,618,514.40, 551,427,771.60 and 327,441,574.80
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Solution
The fourth proportional to 367,618,514.40, 551,427,771.60 and 327,441,574.80 is: 491,162,362.20
Step by Step Solution
- Step 1: Write the proportion equation
367,618,514.40 : 551,427,771.60 = 327,441,574.80 : x - Step 2: Convert to fraction form
367,618,514.40/551,427,771.60 = 327,441,574.80/x - Step 3: Cross multiply
367,618,514.40x = 551,427,771.60 × 327,441,574.80 - Step 4: Simplify right side
367,618,514.40x = 180,560,377,921,158,720 - Step 5: Solve for x
x = 180,560,377,921,158,720/367,618,514.40 - Step 6: Final answer
x = 491,162,362.20
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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.