Finding the Fourth Proportional to 5,668,715,540.60, 8,503,073,310.90 and 4,750,385,492.60
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Solution
The fourth proportional to 5,668,715,540.60, 8,503,073,310.90 and 4,750,385,492.60 is: 7,125,578,238.90
Step by Step Solution
- Step 1: Write the proportion equation
5,668,715,540.60 : 8,503,073,310.90 = 4,750,385,492.60 : x - Step 2: Convert to fraction form
5,668,715,540.60/8,503,073,310.90 = 4,750,385,492.60/x - Step 3: Cross multiply
5,668,715,540.60x = 8,503,073,310.90 × 4,750,385,492.60 - Step 4: Simplify right side
5,668,715,540.60x = 40,392,876,098,613,608,448 - Step 5: Solve for x
x = 40,392,876,098,613,608,448/5,668,715,540.60 - Step 6: Final answer
x = 7,125,578,238.90
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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.