Finding the Fourth Proportional to 2,720,629,398.60, 4,080,944,097.90 and 1,343,134,326.60
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Solution
The fourth proportional to 2,720,629,398.60, 4,080,944,097.90 and 1,343,134,326.60 is: 2,014,701,489.90
Step by Step Solution
- Step 1: Write the proportion equation
2,720,629,398.60 : 4,080,944,097.90 = 1,343,134,326.60 : x - Step 2: Convert to fraction form
2,720,629,398.60/4,080,944,097.90 = 1,343,134,326.60/x - Step 3: Cross multiply
2,720,629,398.60x = 4,080,944,097.90 × 1,343,134,326.60 - Step 4: Simplify right side
2,720,629,398.60x = 5,481,256,102,825,160,704 - Step 5: Solve for x
x = 5,481,256,102,825,160,704/2,720,629,398.60 - Step 6: Final answer
x = 2,014,701,489.90
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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.