Finding the Fourth Proportional to 170,405,285.76, 255,347,805.18 and 101,181,768.84
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Solution
The fourth proportional to 170,405,285.76, 255,347,805.18 and 101,181,768.84 is: 151,618,199.41
Step by Step Solution
- Step 1: Write the proportion equation
170,405,285.76 : 255,347,805.18 = 101,181,768.84 : x - Step 2: Convert to fraction form
170,405,285.76/255,347,805.18 = 101,181,768.84/x - Step 3: Cross multiply
170,405,285.76x = 255,347,805.18 × 101,181,768.84 - Step 4: Simplify right side
170,405,285.76x = 25,836,542,597,524,116 - Step 5: Solve for x
x = 25,836,542,597,524,116/170,405,285.76 - Step 6: Final answer
x = 151,618,199.41
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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.