Finding the Fourth Proportional to 4,186,104,361.38, 5,775,008,981.04 and 2,491,608,800.70
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Solution
The fourth proportional to 4,186,104,361.38, 5,775,008,981.04 and 2,491,608,800.70 is: 3,437,339,817.43
Step by Step Solution
- Step 1: Write the proportion equation
4,186,104,361.38 : 5,775,008,981.04 = 2,491,608,800.70 : x - Step 2: Convert to fraction form
4,186,104,361.38/5,775,008,981.04 = 2,491,608,800.70/x - Step 3: Cross multiply
4,186,104,361.38x = 5,775,008,981.04 × 2,491,608,800.70 - Step 4: Simplify right side
4,186,104,361.38x = 14,389,063,201,280,802,816 - Step 5: Solve for x
x = 14,389,063,201,280,802,816/4,186,104,361.38 - Step 6: Final answer
x = 3,437,339,817.43
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1.5x scale
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.