Finding the Fourth Proportional to 199,694,471.13, 275,573,237.61 and 111,589,192.65
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Solution
The fourth proportional to 199,694,471.13, 275,573,237.61 and 111,589,192.65 is: 153,990,217.79
Step by Step Solution
- Step 1: Write the proportion equation
199,694,471.13 : 275,573,237.61 = 111,589,192.65 : x - Step 2: Convert to fraction form
199,694,471.13/275,573,237.61 = 111,589,192.65/x - Step 3: Cross multiply
199,694,471.13x = 275,573,237.61 × 111,589,192.65 - Step 4: Simplify right side
199,694,471.13x = 30,750,995,100,846,520 - Step 5: Solve for x
x = 30,750,995,100,846,520/199,694,471.13 - Step 6: Final answer
x = 153,990,217.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.