Finding the Fourth Proportional to 218,160,738.30, 327,241,107.45 and 136,531,400.70
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Solution
The fourth proportional to 218,160,738.30, 327,241,107.45 and 136,531,400.70 is: 204,797,101.05
Step by Step Solution
- Step 1: Write the proportion equation
218,160,738.30 : 327,241,107.45 = 136,531,400.70 : x - Step 2: Convert to fraction form
218,160,738.30/327,241,107.45 = 136,531,400.70/x - Step 3: Cross multiply
218,160,738.30x = 327,241,107.45 × 136,531,400.70 - Step 4: Simplify right side
218,160,738.30x = 44,678,686,766,767,696 - Step 5: Solve for x
x = 44,678,686,766,767,696/218,160,738.30 - Step 6: Final answer
x = 204,797,101.05
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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.