Finding the Fourth Proportional to 181,454,107.80, 272,181,161.70 and 181,454,107.80
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Solution
The fourth proportional to 181,454,107.80, 272,181,161.70 and 181,454,107.80 is: 272,181,161.70
Step by Step Solution
- Step 1: Write the proportion equation
181,454,107.80 : 272,181,161.70 = 181,454,107.80 : x - Step 2: Convert to fraction form
181,454,107.80/272,181,161.70 = 181,454,107.80/x - Step 3: Cross multiply
181,454,107.80x = 272,181,161.70 × 181,454,107.80 - Step 4: Simplify right side
181,454,107.80x = 49,388,389,856,241,032 - Step 5: Solve for x
x = 49,388,389,856,241,032/181,454,107.80 - Step 6: Final answer
x = 272,181,161.70
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1.5x scale
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.