Finding the Fourth Proportional to 3,033,554,276.42, 4,550,331,414.62 and 852,520,412.42
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Solution
The fourth proportional to 3,033,554,276.42, 4,550,331,414.62 and 852,520,412.42 is: 1,278,780,618.63
Step by Step Solution
- Step 1: Write the proportion equation
3,033,554,276.42 : 4,550,331,414.62 = 852,520,412.42 : x - Step 2: Convert to fraction form
3,033,554,276.42/4,550,331,414.62 = 852,520,412.42/x - Step 3: Cross multiply
3,033,554,276.42x = 4,550,331,414.62 × 852,520,412.42 - Step 4: Simplify right side
3,033,554,276.42x = 3,879,250,414,239,524,352 - Step 5: Solve for x
x = 3,879,250,414,239,524,352/3,033,554,276.42 - Step 6: Final answer
x = 1,278,780,618.63
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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.