Finding the Fourth Proportional to 314,324,048.40, 471,486,072.60 and 237,796,544.40
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Solution
The fourth proportional to 314,324,048.40, 471,486,072.60 and 237,796,544.40 is: 356,694,816.60
Step by Step Solution
- Step 1: Write the proportion equation
314,324,048.40 : 471,486,072.60 = 237,796,544.40 : x - Step 2: Convert to fraction form
314,324,048.40/471,486,072.60 = 237,796,544.40/x - Step 3: Cross multiply
314,324,048.40x = 471,486,072.60 × 237,796,544.40 - Step 4: Simplify right side
314,324,048.40x = 112,117,758,797,007,536 - Step 5: Solve for x
x = 112,117,758,797,007,536/314,324,048.40 - Step 6: Final answer
x = 356,694,816.60
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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.