Finding the Fourth Proportional to 203,542,464.24, 280,888,388.04 and 110,722,750.62
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Solution
The fourth proportional to 203,542,464.24, 280,888,388.04 and 110,722,750.62 is: 152,797,280.20
Step by Step Solution
- Step 1: Write the proportion equation
203,542,464.24 : 280,888,388.04 = 110,722,750.62 : x - Step 2: Convert to fraction form
203,542,464.24/280,888,388.04 = 110,722,750.62/x - Step 3: Cross multiply
203,542,464.24x = 280,888,388.04 × 110,722,750.62 - Step 4: Simplify right side
203,542,464.24x = 31,100,734,941,006,716 - Step 5: Solve for x
x = 31,100,734,941,006,716/203,542,464.24 - Step 6: Final answer
x = 152,797,280.20
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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.