Finding the Fourth Proportional to 134,752,976.10, 202,129,464.15 and 133,619,235.30
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Solution
The fourth proportional to 134,752,976.10, 202,129,464.15 and 133,619,235.30 is: 200,428,852.95
Step by Step Solution
- Step 1: Write the proportion equation
134,752,976.10 : 202,129,464.15 = 133,619,235.30 : x - Step 2: Convert to fraction form
134,752,976.10/202,129,464.15 = 133,619,235.30/x - Step 3: Cross multiply
134,752,976.10x = 202,129,464.15 × 133,619,235.30 - Step 4: Simplify right side
134,752,976.10x = 27,008,384,431,321,764 - Step 5: Solve for x
x = 27,008,384,431,321,764/134,752,976.10 - Step 6: Final answer
x = 200,428,852.95
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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.