Finding the Fourth Proportional to 194,392,121.91, 268,261,153.61 and 106,286,180.64
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Solution
The fourth proportional to 194,392,121.91, 268,261,153.61 and 106,286,180.64 is: 146,674,943.15
Step by Step Solution
- Step 1: Write the proportion equation
194,392,121.91 : 268,261,153.61 = 106,286,180.64 : x - Step 2: Convert to fraction form
194,392,121.91/268,261,153.61 = 106,286,180.64/x - Step 3: Cross multiply
194,392,121.91x = 268,261,153.61 × 106,286,180.64 - Step 4: Simplify right side
194,392,121.91x = 28,512,453,430,755,816 - Step 5: Solve for x
x = 28,512,453,430,755,816/194,392,121.91 - Step 6: Final answer
x = 146,674,943.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.