Finding the Fourth Proportional to 267,745,125.20, 401,617,687.80 and 267,745,125.20
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Solution
The fourth proportional to 267,745,125.20, 401,617,687.80 and 267,745,125.20 is: 401,617,687.80
Step by Step Solution
- Step 1: Write the proportion equation
267,745,125.20 : 401,617,687.80 = 267,745,125.20 : x - Step 2: Convert to fraction form
267,745,125.20/401,617,687.80 = 267,745,125.20/x - Step 3: Cross multiply
267,745,125.20x = 401,617,687.80 × 267,745,125.20 - Step 4: Simplify right side
267,745,125.20x = 107,531,178,102,545,504 - Step 5: Solve for x
x = 107,531,178,102,545,504/267,745,125.20 - Step 6: Final answer
x = 401,617,687.80
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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.