Finding the Fourth Proportional to 192,195,251,418.17, 288,091,068,891.30 and 64,665,668,295.75
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Solution
The fourth proportional to 192,195,251,418.17, 288,091,068,891.30 and 64,665,668,295.75 is: 96,930,602,407.85
Step by Step Solution
- Step 1: Write the proportion equation
192,195,251,418.17 : 288,091,068,891.30 = 64,665,668,295.75 : x - Step 2: Convert to fraction form
192,195,251,418.17/288,091,068,891.30 = 64,665,668,295.75/x - Step 3: Cross multiply
192,195,251,418.17x = 288,091,068,891.30 × 64,665,668,295.75 - Step 4: Simplify right side
192,195,251,418.17x = 18,629,601,499,891,426,656,256 - Step 5: Solve for x
x = 18,629,601,499,891,426,656,256/192,195,251,418.17 - Step 6: Final answer
x = 96,930,602,407.85
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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.