Finding the Fourth Proportional to 267,958,288.42, 401,636,170.85 and 136,431,375.06
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Solution
The fourth proportional to 267,958,288.42, 401,636,170.85 and 136,431,375.06 is: 204,493,674.70
Step by Step Solution
- Step 1: Write the proportion equation
267,958,288.42 : 401,636,170.85 = 136,431,375.06 : x - Step 2: Convert to fraction form
267,958,288.42/401,636,170.85 = 136,431,375.06/x - Step 3: Cross multiply
267,958,288.42x = 401,636,170.85 × 136,431,375.06 - Step 4: Simplify right side
267,958,288.42x = 54,795,775,063,722,568 - Step 5: Solve for x
x = 54,795,775,063,722,568/267,958,288.42 - Step 6: Final answer
x = 204,493,674.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.