Finding the Fourth Proportional to 120,964,184.20, 181,446,276.30 and 44,289,713.80
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Solution
The fourth proportional to 120,964,184.20, 181,446,276.30 and 44,289,713.80 is: 66,434,570.70
Step by Step Solution
- Step 1: Write the proportion equation
120,964,184.20 : 181,446,276.30 = 44,289,713.80 : x - Step 2: Convert to fraction form
120,964,184.20/181,446,276.30 = 44,289,713.80/x - Step 3: Cross multiply
120,964,184.20x = 181,446,276.30 × 44,289,713.80 - Step 4: Simplify right side
120,964,184.20x = 8,036,203,647,402,723 - Step 5: Solve for x
x = 8,036,203,647,402,723/120,964,184.20 - Step 6: Final answer
x = 66,434,570.70
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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.