Finding the Third Proportional to 71,301,726 and 156,221,622
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Solution
The third proportional to 71,301,726 and 156,221,622 is: 342,280,566.68
Step by Step Solution
- Step 1: Write the proportion equation
71,301,726 : 156,221,622 = 156,221,622 : x - Step 2: Convert to fraction form
71,301,726/156,221,622 = 156,221,622/x - Step 3: Cross multiply
71,301,726x = 156,221,622 × 156,221,622 - Step 4: Simplify right side
71,301,726x = 24,405,195,180,310,884 - Step 5: Solve for x
x = 24,405,195,180,310,884/71,301,726 - Step 6: Final answer
x = 342,280,566.68
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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.