Finding the Fourth Proportional to 220,033,184.74, 303,644,019.09 and 119,560,742.62
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Solution
The fourth proportional to 220,033,184.74, 303,644,019.09 and 119,560,742.62 is: 164,992,859.86
Step by Step Solution
- Step 1: Write the proportion equation
220,033,184.74 : 303,644,019.09 = 119,560,742.62 : x - Step 2: Convert to fraction form
220,033,184.74/303,644,019.09 = 119,560,742.62/x - Step 3: Cross multiply
220,033,184.74x = 303,644,019.09 × 119,560,742.62 - Step 4: Simplify right side
220,033,184.74x = 36,303,904,414,211,104 - Step 5: Solve for x
x = 36,303,904,414,211,104/220,033,184.74 - Step 6: Final answer
x = 164,992,859.86
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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.