Finding the Fourth Proportional to 187,383,273,794.79, 258,588,917,836.71 and 107,187,232,571.78
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Solution
The fourth proportional to 187,383,273,794.79, 258,588,917,836.71 and 107,187,232,571.78 is: 147,918,380,949.00
Step by Step Solution
- Step 1: Write the proportion equation
187,383,273,794.79 : 258,588,917,836.71 = 107,187,232,571.78 : x - Step 2: Convert to fraction form
187,383,273,794.79/258,588,917,836.71 = 107,187,232,571.78/x - Step 3: Cross multiply
187,383,273,794.79x = 258,588,917,836.71 × 107,187,232,571.78 - Step 4: Simplify right side
187,383,273,794.79x = 27,717,430,476,648,342,355,968 - Step 5: Solve for x
x = 27,717,430,476,648,342,355,968/187,383,273,794.79 - Step 6: Final answer
x = 147,918,380,949.00
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1.5x scale
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.