Finding the Fourth Proportional to 12,711,739,392,139, 19,067,609,088,208 and 12,711,739,392,139
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Solution
The fourth proportional to 12,711,739,392,139, 19,067,609,088,208 and 12,711,739,392,139 is: 19,067,609,088,208
Step by Step Solution
- Step 1: Write the proportion equation
12,711,739,392,139 : 19,067,609,088,208 = 12,711,739,392,139 : x - Step 2: Convert to fraction form
12,711,739,392,139/19,067,609,088,208 = 12,711,739,392,139/x - Step 3: Cross multiply
12,711,739,392,139x = 19,067,609,088,208 × 12,711,739,392,139 - Step 4: Simplify right side
12,711,739,392,139x = 242,382,477,560,481,226,451,582,976 - Step 5: Solve for x
x = 242,382,477,560,481,226,451,582,976/12,711,739,392,139 - Step 6: Final answer
x = 19,067,609,088,208
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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.