Finding the Fourth Proportional to 273,474,626.37, 410,212,990.85 and 66,212,691.66
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Solution
The fourth proportional to 273,474,626.37, 410,212,990.85 and 66,212,691.66 is: 99,319,292.03
Step by Step Solution
- Step 1: Write the proportion equation
273,474,626.37 : 410,212,990.85 = 66,212,691.66 : x - Step 2: Convert to fraction form
273,474,626.37/410,212,990.85 = 66,212,691.66/x - Step 3: Cross multiply
273,474,626.37x = 410,212,990.85 × 66,212,691.66 - Step 4: Simplify right side
273,474,626.37x = 27,161,306,278,077,452 - Step 5: Solve for x
x = 27,161,306,278,077,452/273,474,626.37 - Step 6: Final answer
x = 99,319,292.03
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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.