Finding the Fourth Proportional to 95,416,563.18, 131,680,481.73 and 71,853,527.97
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Solution
The fourth proportional to 95,416,563.18, 131,680,481.73 and 71,853,527.97 is: 99,162,104.16
Step by Step Solution
- Step 1: Write the proportion equation
95,416,563.18 : 131,680,481.73 = 71,853,527.97 : x - Step 2: Convert to fraction form
95,416,563.18/131,680,481.73 = 71,853,527.97/x - Step 3: Cross multiply
95,416,563.18x = 131,680,481.73 × 71,853,527.97 - Step 4: Simplify right side
95,416,563.18x = 9,461,707,177,089,630 - Step 5: Solve for x
x = 9,461,707,177,089,630/95,416,563.18 - Step 6: Final answer
x = 99,162,104.16
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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.