Finding the Fourth Proportional to 111,491,143.80, 167,236,715.70 and 29,609,863.80
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Solution
The fourth proportional to 111,491,143.80, 167,236,715.70 and 29,609,863.80 is: 44,414,795.70
Step by Step Solution
- Step 1: Write the proportion equation
111,491,143.80 : 167,236,715.70 = 29,609,863.80 : x - Step 2: Convert to fraction form
111,491,143.80/167,236,715.70 = 29,609,863.80/x - Step 3: Cross multiply
111,491,143.80x = 167,236,715.70 × 29,609,863.80 - Step 4: Simplify right side
111,491,143.80x = 4,951,856,374,236,321 - Step 5: Solve for x
x = 4,951,856,374,236,321/111,491,143.80 - Step 6: Final answer
x = 44,414,795.70
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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.