Finding the Fourth Proportional to 187,383,273,804.56, 258,588,917,850.36 and 107,187,232,581.56
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Solution
The fourth proportional to 187,383,273,804.56, 258,588,917,850.36 and 107,187,232,581.56 is: 147,918,380,962.59
Step by Step Solution
- Step 1: Write the proportion equation
187,383,273,804.56 : 258,588,917,850.36 = 107,187,232,581.56 : x - Step 2: Convert to fraction form
187,383,273,804.56/258,588,917,850.36 = 107,187,232,581.56/x - Step 3: Cross multiply
187,383,273,804.56x = 258,588,917,850.36 × 107,187,232,581.56 - Step 4: Simplify right side
187,383,273,804.56x = 27,717,430,480,640,447,348,736 - Step 5: Solve for x
x = 27,717,430,480,640,447,348,736/187,383,273,804.56 - Step 6: Final answer
x = 147,918,380,962.59
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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.