Finding the Fourth Proportional to 187,383,273,794.52, 258,588,917,836.42 and 107,187,232,571.52
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Solution
The fourth proportional to 187,383,273,794.52, 258,588,917,836.42 and 107,187,232,571.52 is: 147,918,380,948.69
Step by Step Solution
- Step 1: Write the proportion equation
187,383,273,794.52 : 258,588,917,836.42 = 107,187,232,571.52 : x - Step 2: Convert to fraction form
187,383,273,794.52/258,588,917,836.42 = 107,187,232,571.52/x - Step 3: Cross multiply
187,383,273,794.52x = 258,588,917,836.42 × 107,187,232,571.52 - Step 4: Simplify right side
187,383,273,794.52x = 27,717,430,476,550,027,870,208 - Step 5: Solve for x
x = 27,717,430,476,550,027,870,208/187,383,273,794.52 - Step 6: Final answer
x = 147,918,380,948.69
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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.