Finding the Fourth Proportional to 80,691,400.44, 111,354,023.16 and 44,021,971.44
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Solution
The fourth proportional to 80,691,400.44, 111,354,023.16 and 44,021,971.44 is: 60,750,260.88
Step by Step Solution
- Step 1: Write the proportion equation
80,691,400.44 : 111,354,023.16 = 44,021,971.44 : x - Step 2: Convert to fraction form
80,691,400.44/111,354,023.16 = 44,021,971.44/x - Step 3: Cross multiply
80,691,400.44x = 111,354,023.16 × 44,021,971.44 - Step 4: Simplify right side
80,691,400.44x = 4,902,023,627,278,618 - Step 5: Solve for x
x = 4,902,023,627,278,618/80,691,400.44 - Step 6: Final answer
x = 60,750,260.88
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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.