Finding the Fourth Proportional to 157,590,523.26, 236,197,718.01 and 73,346,546.43
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Solution
The fourth proportional to 157,590,523.26, 236,197,718.01 and 73,346,546.43 is: 109,932,288.64
Step by Step Solution
- Step 1: Write the proportion equation
157,590,523.26 : 236,197,718.01 = 73,346,546.43 : x - Step 2: Convert to fraction form
157,590,523.26/236,197,718.01 = 73,346,546.43/x - Step 3: Cross multiply
157,590,523.26x = 236,197,718.01 × 73,346,546.43 - Step 4: Simplify right side
157,590,523.26x = 17,324,286,890,313,780 - Step 5: Solve for x
x = 17,324,286,890,313,780/157,590,523.26 - Step 6: Final answer
x = 109,932,288.64
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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.