Finding the Fourth Proportional to 178,044,344.20, 267,066,516.30 and 161,888,537.80
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Solution
The fourth proportional to 178,044,344.20, 267,066,516.30 and 161,888,537.80 is: 242,832,806.70
Step by Step Solution
- Step 1: Write the proportion equation
178,044,344.20 : 267,066,516.30 = 161,888,537.80 : x - Step 2: Convert to fraction form
178,044,344.20/267,066,516.30 = 161,888,537.80/x - Step 3: Cross multiply
178,044,344.20x = 267,066,516.30 × 161,888,537.80 - Step 4: Simplify right side
178,044,344.20x = 43,235,007,819,146,872 - Step 5: Solve for x
x = 43,235,007,819,146,872/178,044,344.20 - Step 6: Final answer
x = 242,832,806.70
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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.