Finding the Fourth Proportional to 132,284,882.93, 198,414,493.99 and 40,169,418.57
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Solution
The fourth proportional to 132,284,882.93, 198,414,493.99 and 40,169,418.57 is: 60,250,231.80
Step by Step Solution
- Step 1: Write the proportion equation
132,284,882.93 : 198,414,493.99 = 40,169,418.57 : x - Step 2: Convert to fraction form
132,284,882.93/198,414,493.99 = 40,169,418.57/x - Step 3: Cross multiply
132,284,882.93x = 198,414,493.99 × 40,169,418.57 - Step 4: Simplify right side
132,284,882.93x = 7,970,194,859,338,636 - Step 5: Solve for x
x = 7,970,194,859,338,636/132,284,882.93 - Step 6: Final answer
x = 60,250,231.80
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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.