Finding the Fourth Proportional to 3,759,320,162,427, 5,638,973,205,313.20 and 1,177,940,287,375
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Solution
The fourth proportional to 3,759,320,162,427, 5,638,973,205,313.20 and 1,177,940,287,375 is: 1,766,908,225,682.56
Step by Step Solution
- Step 1: Write the proportion equation
3,759,320,162,427 : 5,638,973,205,313.20 = 1,177,940,287,375 : x - Step 2: Convert to fraction form
3,759,320,162,427/5,638,973,205,313.20 = 1,177,940,287,375/x - Step 3: Cross multiply
3,759,320,162,427x = 5,638,973,205,313.20 × 1,177,940,287,375 - Step 4: Simplify right side
3,759,320,162,427x = 6,642,373,717,966,555,682,177,024 - Step 5: Solve for x
x = 6,642,373,717,966,555,682,177,024/3,759,320,162,427 - Step 6: Final answer
x = 1,766,908,225,682.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.