Finding the Third Proportional to 681,201,720 and 1,491,366,312
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Solution
The third proportional to 681,201,720 and 1,491,366,312 is: 3,265,073,195.31
Step by Step Solution
- Step 1: Write the proportion equation
681,201,720 : 1,491,366,312 = 1,491,366,312 : x - Step 2: Convert to fraction form
681,201,720/1,491,366,312 = 1,491,366,312/x - Step 3: Cross multiply
681,201,720x = 1,491,366,312 × 1,491,366,312 - Step 4: Simplify right side
681,201,720x = 2,224,173,476,568,481,280 - Step 5: Solve for x
x = 2,224,173,476,568,481,280/681,201,720 - Step 6: Final answer
x = 3,265,073,195.31
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.