Finding the Fourth Proportional to 363,949,480.80, 545,924,221.20 and 182,173,039.20
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Solution
The fourth proportional to 363,949,480.80, 545,924,221.20 and 182,173,039.20 is: 273,259,558.80
Step by Step Solution
- Step 1: Write the proportion equation
363,949,480.80 : 545,924,221.20 = 182,173,039.20 : x - Step 2: Convert to fraction form
363,949,480.80/545,924,221.20 = 182,173,039.20/x - Step 3: Cross multiply
363,949,480.80x = 545,924,221.20 × 182,173,039.20 - Step 4: Simplify right side
363,949,480.80x = 99,452,674,548,897,072 - Step 5: Solve for x
x = 99,452,674,548,897,072/363,949,480.80 - Step 6: Final answer
x = 273,259,558.80
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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.