Finding the Fourth Proportional to 181,983,404.70, 272,975,107.05 and 136,633,772.70
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Solution
The fourth proportional to 181,983,404.70, 272,975,107.05 and 136,633,772.70 is: 204,950,659.05
Step by Step Solution
- Step 1: Write the proportion equation
181,983,404.70 : 272,975,107.05 = 136,633,772.70 : x - Step 2: Convert to fraction form
181,983,404.70/272,975,107.05 = 136,633,772.70/x - Step 3: Cross multiply
181,983,404.70x = 272,975,107.05 × 136,633,772.70 - Step 4: Simplify right side
181,983,404.70x = 37,297,618,729,427,864 - Step 5: Solve for x
x = 37,297,618,729,427,864/181,983,404.70 - Step 6: Final answer
x = 204,950,659.05
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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.