Finding the Fourth Proportional to 99,647,594.70, 149,471,392.05 and 27,844,010.70
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Solution
The fourth proportional to 99,647,594.70, 149,471,392.05 and 27,844,010.70 is: 41,766,016.05
Step by Step Solution
- Step 1: Write the proportion equation
99,647,594.70 : 149,471,392.05 = 27,844,010.70 : x - Step 2: Convert to fraction form
99,647,594.70/149,471,392.05 = 27,844,010.70/x - Step 3: Cross multiply
99,647,594.70x = 149,471,392.05 × 27,844,010.70 - Step 4: Simplify right side
99,647,594.70x = 4,161,883,039,584,095 - Step 5: Solve for x
x = 4,161,883,039,584,095/99,647,594.70 - Step 6: Final answer
x = 41,766,016.05
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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.