Finding the Fourth Proportional to 225,241,350.62, 337,989,836.02 and 121,609,175.90
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Solution
The fourth proportional to 225,241,350.62, 337,989,836.02 and 121,609,175.90 is: 182,482,769.30
Step by Step Solution
- Step 1: Write the proportion equation
225,241,350.62 : 337,989,836.02 = 121,609,175.90 : x - Step 2: Convert to fraction form
225,241,350.62/337,989,836.02 = 121,609,175.90/x - Step 3: Cross multiply
225,241,350.62x = 337,989,836.02 × 121,609,175.90 - Step 4: Simplify right side
225,241,350.62x = 41,102,665,420,968,336 - Step 5: Solve for x
x = 41,102,665,420,968,336/225,241,350.62 - Step 6: Final answer
x = 182,482,769.30
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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.