Finding the Fourth Proportional to 87,397,394.24, 131,102,389.92 and 33,544,706.24
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Solution
The fourth proportional to 87,397,394.24, 131,102,389.92 and 33,544,706.24 is: 50,319,476.86
Step by Step Solution
- Step 1: Write the proportion equation
87,397,394.24 : 131,102,389.92 = 33,544,706.24 : x - Step 2: Convert to fraction form
87,397,394.24/131,102,389.92 = 33,544,706.24/x - Step 3: Cross multiply
87,397,394.24x = 131,102,389.92 × 33,544,706.24 - Step 4: Simplify right side
87,397,394.24x = 4,397,791,157,228,337 - Step 5: Solve for x
x = 4,397,791,157,228,337/87,397,394.24 - Step 6: Final answer
x = 50,319,476.86
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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.