Finding the Fourth Proportional to 177,643,171.44, 244,906,491.33 and 124,647,874.92
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Solution
The fourth proportional to 177,643,171.44, 244,906,491.33 and 124,647,874.92 is: 171,844,903.75
Step by Step Solution
- Step 1: Write the proportion equation
177,643,171.44 : 244,906,491.33 = 124,647,874.92 : x - Step 2: Convert to fraction form
177,643,171.44/244,906,491.33 = 124,647,874.92/x - Step 3: Cross multiply
177,643,171.44x = 244,906,491.33 × 124,647,874.92 - Step 4: Simplify right side
177,643,171.44x = 30,527,073,698,397,908 - Step 5: Solve for x
x = 30,527,073,698,397,908/177,643,171.44 - Step 6: Final answer
x = 171,844,903.75
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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.