Finding the Fourth Proportional to 306,574,717.56, 459,691,937.46 and 101,991,112.44
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Solution
The fourth proportional to 306,574,717.56, 459,691,937.46 and 101,991,112.44 is: 152,930,066.95
Step by Step Solution
- Step 1: Write the proportion equation
306,574,717.56 : 459,691,937.46 = 101,991,112.44 : x - Step 2: Convert to fraction form
306,574,717.56/459,691,937.46 = 101,991,112.44/x - Step 3: Cross multiply
306,574,717.56x = 459,691,937.46 × 101,991,112.44 - Step 4: Simplify right side
306,574,717.56x = 46,884,492,081,244,304 - Step 5: Solve for x
x = 46,884,492,081,244,304/306,574,717.56 - Step 6: Final answer
x = 152,930,066.95
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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.