Finding the Fourth Proportional to 73,387,738.16, 110,082,274.68 and 22,269,759.20
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Solution
The fourth proportional to 73,387,738.16, 110,082,274.68 and 22,269,759.20 is: 33,404,841.34
Step by Step Solution
- Step 1: Write the proportion equation
73,387,738.16 : 110,082,274.68 = 22,269,759.20 : x - Step 2: Convert to fraction form
73,387,738.16/110,082,274.68 = 22,269,759.20/x - Step 3: Cross multiply
73,387,738.16x = 110,082,274.68 × 22,269,759.20 - Step 4: Simplify right side
73,387,738.16x = 2,451,505,749,311,857 - Step 5: Solve for x
x = 2,451,505,749,311,857/73,387,738.16 - Step 6: Final answer
x = 33,404,841.34
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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.