Finding the Fourth Proportional to 125,468,276.80, 188,202,415.20 and 33,351,836.80
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Solution
The fourth proportional to 125,468,276.80, 188,202,415.20 and 33,351,836.80 is: 50,027,755.20
Step by Step Solution
- Step 1: Write the proportion equation
125,468,276.80 : 188,202,415.20 = 33,351,836.80 : x - Step 2: Convert to fraction form
125,468,276.80/188,202,415.20 = 33,351,836.80/x - Step 3: Cross multiply
125,468,276.80x = 188,202,415.20 × 33,351,836.80 - Step 4: Simplify right side
125,468,276.80x = 6,276,896,237,116,239 - Step 5: Solve for x
x = 6,276,896,237,116,239/125,468,276.80 - Step 6: Final answer
x = 50,027,755.20
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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.