Finding the Fourth Proportional to 303,160,914.32, 418,364,563.97 and 167,375,524.49
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Solution
The fourth proportional to 303,160,914.32, 418,364,563.97 and 167,375,524.49 is: 230,979,605.26
Step by Step Solution
- Step 1: Write the proportion equation
303,160,914.32 : 418,364,563.97 = 167,375,524.49 : x - Step 2: Convert to fraction form
303,160,914.32/418,364,563.97 = 167,375,524.49/x - Step 3: Cross multiply
303,160,914.32x = 418,364,563.97 × 167,375,524.49 - Step 4: Simplify right side
303,160,914.32x = 70,023,988,319,580,208 - Step 5: Solve for x
x = 70,023,988,319,580,208/303,160,914.32 - Step 6: Final answer
x = 230,979,605.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.