Finding the Fourth Proportional to 996,419,906.68, 1,494,629,860.02 and 996,419,906.68
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Solution
The fourth proportional to 996,419,906.68, 1,494,629,860.02 and 996,419,906.68 is: 1,494,629,860.02
Step by Step Solution
- Step 1: Write the proportion equation
996,419,906.68 : 1,494,629,860.02 = 996,419,906.68 : x - Step 2: Convert to fraction form
996,419,906.68/1,494,629,860.02 = 996,419,906.68/x - Step 3: Cross multiply
996,419,906.68x = 1,494,629,860.02 × 996,419,906.68 - Step 4: Simplify right side
996,419,906.68x = 1,489,278,945,642,269,696 - Step 5: Solve for x
x = 1,489,278,945,642,269,696/996,419,906.68 - Step 6: Final answer
x = 1,494,629,860.02
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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.