Finding the Fourth Proportional to 276,049,793.70, 413,723,020.95 and 146,719,361.70
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Solution
The fourth proportional to 276,049,793.70, 413,723,020.95 and 146,719,361.70 is: 219,892,131.56
Step by Step Solution
- Step 1: Write the proportion equation
276,049,793.70 : 413,723,020.95 = 146,719,361.70 : x - Step 2: Convert to fraction form
276,049,793.70/413,723,020.95 = 146,719,361.70/x - Step 3: Cross multiply
276,049,793.70x = 413,723,020.95 × 146,719,361.70 - Step 4: Simplify right side
276,049,793.70x = 60,701,177,554,379,720 - Step 5: Solve for x
x = 60,701,177,554,379,720/276,049,793.70 - Step 6: Final answer
x = 219,892,131.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.