Finding the Fourth Proportional to 269,715,349.44, 372,207,182.67 and 145,956,026.52
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Solution
The fourth proportional to 269,715,349.44, 372,207,182.67 and 145,956,026.52 is: 201,419,316.84
Step by Step Solution
- Step 1: Write the proportion equation
269,715,349.44 : 372,207,182.67 = 145,956,026.52 : x - Step 2: Convert to fraction form
269,715,349.44/372,207,182.67 = 145,956,026.52/x - Step 3: Cross multiply
269,715,349.44x = 372,207,182.67 × 145,956,026.52 - Step 4: Simplify right side
269,715,349.44x = 54,325,881,424,717,008 - Step 5: Solve for x
x = 54,325,881,424,717,008/269,715,349.44 - Step 6: Final answer
x = 201,419,316.84
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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.