Finding the Fourth Proportional to 209,039,157.44, 313,538,474.97 and 63,473,998.41
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Solution
The fourth proportional to 209,039,157.44, 313,538,474.97 and 63,473,998.41 is: 95,204,845.38
Step by Step Solution
- Step 1: Write the proportion equation
209,039,157.44 : 313,538,474.97 = 63,473,998.41 : x - Step 2: Convert to fraction form
209,039,157.44/313,538,474.97 = 63,473,998.41/x - Step 3: Cross multiply
209,039,157.44x = 313,538,474.97 × 63,473,998.41 - Step 4: Simplify right side
209,039,157.44x = 19,901,540,661,719,604 - Step 5: Solve for x
x = 19,901,540,661,719,604/209,039,157.44 - Step 6: Final answer
x = 95,204,845.38
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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.