Finding the Fourth Proportional to 598,646,767.44, 820,132,361.19 and 576,264,760.68
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Solution
The fourth proportional to 598,646,767.44, 820,132,361.19 and 576,264,760.68 is: 789,469,524.52
Step by Step Solution
- Step 1: Write the proportion equation
598,646,767.44 : 820,132,361.19 = 576,264,760.68 : x - Step 2: Convert to fraction form
598,646,767.44/820,132,361.19 = 576,264,760.68/x - Step 3: Cross multiply
598,646,767.44x = 820,132,361.19 × 576,264,760.68 - Step 4: Simplify right side
598,646,767.44x = 472,613,378,847,078,656 - Step 5: Solve for x
x = 472,613,378,847,078,656/598,646,767.44 - Step 6: Final answer
x = 789,469,524.52
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.