Finding the Fourth Proportional to 3,493,207,958,898.20, 5,239,918,685,422.50 and 1,198,440,221,555
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Solution
The fourth proportional to 3,493,207,958,898.20, 5,239,918,685,422.50 and 1,198,440,221,555 is: 1,797,696,954,826.77
Step by Step Solution
- Step 1: Write the proportion equation
3,493,207,958,898.20 : 5,239,918,685,422.50 = 1,198,440,221,555 : x - Step 2: Convert to fraction form
3,493,207,958,898.20/5,239,918,685,422.50 = 1,198,440,221,555/x - Step 3: Cross multiply
3,493,207,958,898.20x = 5,239,918,685,422.50 × 1,198,440,221,555 - Step 4: Simplify right side
3,493,207,958,898.20x = 6,279,729,310,287,925,572,796,416 - Step 5: Solve for x
x = 6,279,729,310,287,925,572,796,416/3,493,207,958,898.20 - Step 6: Final answer
x = 1,797,696,954,826.77
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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.