Finding the Fourth Proportional to 252,723,853.44, 379,085,777.28 and 61,247,629.44
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Solution
The fourth proportional to 252,723,853.44, 379,085,777.28 and 61,247,629.44 is: 91,871,443.46
Step by Step Solution
- Step 1: Write the proportion equation
252,723,853.44 : 379,085,777.28 = 61,247,629.44 : x - Step 2: Convert to fraction form
252,723,853.44/379,085,777.28 = 61,247,629.44/x - Step 3: Cross multiply
252,723,853.44x = 379,085,777.28 × 61,247,629.44 - Step 4: Simplify right side
252,723,853.44x = 23,218,105,212,819,808 - Step 5: Solve for x
x = 23,218,105,212,819,808/252,723,853.44 - Step 6: Final answer
x = 91,871,443.46
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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.