Finding the Fourth Proportional to 4,840,927,449.20, 7,260,383,404.20 and 2,080,646,514.80
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Solution
The fourth proportional to 4,840,927,449.20, 7,260,383,404.20 and 2,080,646,514.80 is: 3,120,536,629.52
Step by Step Solution
- Step 1: Write the proportion equation
4,840,927,449.20 : 7,260,383,404.20 = 2,080,646,514.80 : x - Step 2: Convert to fraction form
4,840,927,449.20/7,260,383,404.20 = 2,080,646,514.80/x - Step 3: Cross multiply
4,840,927,449.20x = 7,260,383,404.20 × 2,080,646,514.80 - Step 4: Simplify right side
4,840,927,449.20x = 15,106,291,426,060,488,704 - Step 5: Solve for x
x = 15,106,291,426,060,488,704/4,840,927,449.20 - Step 6: Final answer
x = 3,120,536,629.52
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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.