Finding the Fourth Proportional to 84,244,233.20, 126,366,349.80 and 41,141,087.60
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Solution
The fourth proportional to 84,244,233.20, 126,366,349.80 and 41,141,087.60 is: 61,711,631.40
Step by Step Solution
- Step 1: Write the proportion equation
84,244,233.20 : 126,366,349.80 = 41,141,087.60 : x - Step 2: Convert to fraction form
84,244,233.20/126,366,349.80 = 41,141,087.60/x - Step 3: Cross multiply
84,244,233.20x = 126,366,349.80 × 41,141,087.60 - Step 4: Simplify right side
84,244,233.20x = 5,198,849,066,814,043 - Step 5: Solve for x
x = 5,198,849,066,814,043/84,244,233.20 - Step 6: Final answer
x = 61,711,631.40
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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.