Finding the Fourth Proportional to 1,566,672,772,912.90, 2,351,082,610,536.60 and 546,790,306,839.20
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Solution
The fourth proportional to 1,566,672,772,912.90, 2,351,082,610,536.60 and 546,790,306,839.20 is: 820,560,109,453.75
Step by Step Solution
- Step 1: Write the proportion equation
1,566,672,772,912.90 : 2,351,082,610,536.60 = 546,790,306,839.20 : x - Step 2: Convert to fraction form
1,566,672,772,912.90/2,351,082,610,536.60 = 546,790,306,839.20/x - Step 3: Cross multiply
1,566,672,772,912.90x = 2,351,082,610,536.60 × 546,790,306,839.20 - Step 4: Simplify right side
1,566,672,772,912.90x = 1,285,549,182,019,614,986,469,376 - Step 5: Solve for x
x = 1,285,549,182,019,614,986,469,376/1,566,672,772,912.90 - Step 6: Final answer
x = 820,560,109,453.75
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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.