Finding the Fourth Proportional to 2,482,458,378.57, 3,425,816,342.97 and 1,368,664,418.25
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Solution
The fourth proportional to 2,482,458,378.57, 3,425,816,342.97 and 1,368,664,418.25 is: 1,888,770,008.21
Step by Step Solution
- Step 1: Write the proportion equation
2,482,458,378.57 : 3,425,816,342.97 = 1,368,664,418.25 : x - Step 2: Convert to fraction form
2,482,458,378.57/3,425,816,342.97 = 1,368,664,418.25/x - Step 3: Cross multiply
2,482,458,378.57x = 3,425,816,342.97 × 1,368,664,418.25 - Step 4: Simplify right side
2,482,458,378.57x = 4,688,792,932,082,377,728 - Step 5: Solve for x
x = 4,688,792,932,082,377,728/2,482,458,378.57 - Step 6: Final answer
x = 1,888,770,008.21
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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.