Finding the Fourth Proportional to 511,682,939.01, 706,122,450.36 and 276,733,599.49
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Solution
The fourth proportional to 511,682,939.01, 706,122,450.36 and 276,733,599.49 is: 381,892,364.33
Step by Step Solution
- Step 1: Write the proportion equation
511,682,939.01 : 706,122,450.36 = 276,733,599.49 : x - Step 2: Convert to fraction form
511,682,939.01/706,122,450.36 = 276,733,599.49/x - Step 3: Cross multiply
511,682,939.01x = 706,122,450.36 × 276,733,599.49 - Step 4: Simplify right side
511,682,939.01x = 195,407,807,366,123,296 - Step 5: Solve for x
x = 195,407,807,366,123,296/511,682,939.01 - Step 6: Final answer
x = 381,892,364.33
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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.