Finding the Fourth Proportional to 98,739,324.81, 148,169,524.67 and 44,198,027.06
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Solution
The fourth proportional to 98,739,324.81, 148,169,524.67 and 44,198,027.06 is: 66,324,138.56
Step by Step Solution
- Step 1: Write the proportion equation
98,739,324.81 : 148,169,524.67 = 44,198,027.06 : x - Step 2: Convert to fraction form
98,739,324.81/148,169,524.67 = 44,198,027.06/x - Step 3: Cross multiply
98,739,324.81x = 148,169,524.67 × 44,198,027.06 - Step 4: Simplify right side
98,739,324.81x = 6,548,800,660,425,796 - Step 5: Solve for x
x = 6,548,800,660,425,796/98,739,324.81 - Step 6: Final answer
x = 66,324,138.56
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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.