Finding the Fourth Proportional to 268,322,918.97, 370,283,400.68 and 150,848,771.67
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Solution
The fourth proportional to 268,322,918.97, 370,283,400.68 and 150,848,771.67 is: 208,170,052.62
Step by Step Solution
- Step 1: Write the proportion equation
268,322,918.97 : 370,283,400.68 = 150,848,771.67 : x - Step 2: Convert to fraction form
268,322,918.97/370,283,400.68 = 150,848,771.67/x - Step 3: Cross multiply
268,322,918.97x = 370,283,400.68 × 150,848,771.67 - Step 4: Simplify right side
268,322,918.97x = 55,856,796,161,614,192 - Step 5: Solve for x
x = 55,856,796,161,614,192/268,322,918.97 - Step 6: Final answer
x = 208,170,052.62
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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.