Finding the Fourth Proportional to 270,858,945.24, 373,940,287.70 and 178,308,495.09
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Solution
The fourth proportional to 270,858,945.24, 373,940,287.70 and 178,308,495.09 is: 246,167,723.55
Step by Step Solution
- Step 1: Write the proportion equation
270,858,945.24 : 373,940,287.70 = 178,308,495.09 : x - Step 2: Convert to fraction form
270,858,945.24/373,940,287.70 = 178,308,495.09/x - Step 3: Cross multiply
270,858,945.24x = 373,940,287.70 × 178,308,495.09 - Step 4: Simplify right side
270,858,945.24x = 66,676,729,952,417,096 - Step 5: Solve for x
x = 66,676,729,952,417,096/270,858,945.24 - Step 6: Final answer
x = 246,167,723.55
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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.