Finding the Third Proportional to 43,169,955 and 66,422,307
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Solution
The third proportional to 43,169,955 and 66,422,307 is: 102,198,922.08
Step by Step Solution
- Step 1: Write the proportion equation
43,169,955 : 66,422,307 = 66,422,307 : x - Step 2: Convert to fraction form
43,169,955/66,422,307 = 66,422,307/x - Step 3: Cross multiply
43,169,955x = 66,422,307 × 66,422,307 - Step 4: Simplify right side
43,169,955x = 4,411,922,867,202,249 - Step 5: Solve for x
x = 4,411,922,867,202,249/43,169,955 - Step 6: Final answer
x = 102,198,922.08
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.