Finding the Fourth Proportional to 225,241,351.62, 337,989,837.51 and 121,609,176.90
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Solution
The fourth proportional to 225,241,351.62, 337,989,837.51 and 121,609,176.90 is: 182,482,770.79
Step by Step Solution
- Step 1: Write the proportion equation
225,241,351.62 : 337,989,837.51 = 121,609,176.90 : x - Step 2: Convert to fraction form
225,241,351.62/337,989,837.51 = 121,609,176.90/x - Step 3: Cross multiply
225,241,351.62x = 337,989,837.51 × 121,609,176.90 - Step 4: Simplify right side
225,241,351.62x = 41,102,665,940,155,848 - Step 5: Solve for x
x = 41,102,665,940,155,848/225,241,351.62 - Step 6: Final answer
x = 182,482,770.79
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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.