Finding the Fourth Proportional to 3,489,725,234.12, 4,815,797,963.46 and 1,984,351,695.08
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Solution
The fourth proportional to 3,489,725,234.12, 4,815,797,963.46 and 1,984,351,695.08 is: 2,738,392,340.61
Step by Step Solution
- Step 1: Write the proportion equation
3,489,725,234.12 : 4,815,797,963.46 = 1,984,351,695.08 : x - Step 2: Convert to fraction form
3,489,725,234.12/4,815,797,963.46 = 1,984,351,695.08/x - Step 3: Cross multiply
3,489,725,234.12x = 4,815,797,963.46 × 1,984,351,695.08 - Step 4: Simplify right side
3,489,725,234.12x = 9,556,236,851,954,663,424 - Step 5: Solve for x
x = 9,556,236,851,954,663,424/3,489,725,234.12 - Step 6: Final answer
x = 2,738,392,340.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.