Finding the Fourth Proportional to 146,876,338.80, 202,688,226.72 and 80,795,414.16
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Solution
The fourth proportional to 146,876,338.80, 202,688,226.72 and 80,795,414.16 is: 111,497,054.99
Step by Step Solution
- Step 1: Write the proportion equation
146,876,338.80 : 202,688,226.72 = 80,795,414.16 : x - Step 2: Convert to fraction form
146,876,338.80/202,688,226.72 = 80,795,414.16/x - Step 3: Cross multiply
146,876,338.80x = 202,688,226.72 × 80,795,414.16 - Step 4: Simplify right side
146,876,338.80x = 16,376,279,223,198,378 - Step 5: Solve for x
x = 16,376,279,223,198,378/146,876,338.80 - Step 6: Final answer
x = 111,497,054.99
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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.