Finding the Fourth Proportional to 2,477,672,907.75, 3,419,278,834.68 and 1,348,588,137.87
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Solution
The fourth proportional to 2,477,672,907.75, 3,419,278,834.68 and 1,348,588,137.87 is: 1,861,100,737.75
Step by Step Solution
- Step 1: Write the proportion equation
2,477,672,907.75 : 3,419,278,834.68 = 1,348,588,137.87 : x - Step 2: Convert to fraction form
2,477,672,907.75/3,419,278,834.68 = 1,348,588,137.87/x - Step 3: Cross multiply
2,477,672,907.75x = 3,419,278,834.68 × 1,348,588,137.87 - Step 4: Simplify right side
2,477,672,907.75x = 4,611,198,876,519,404,032 - Step 5: Solve for x
x = 4,611,198,876,519,404,032/2,477,672,907.75 - Step 6: Final answer
x = 1,861,100,737.75
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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.