Finding the Fourth Proportional to 1,082,080,114.62, 1,493,273,452.26 and 587,042,823.12
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Solution
The fourth proportional to 1,082,080,114.62, 1,493,273,452.26 and 587,042,823.12 is: 810,120,665.98
Step by Step Solution
- Step 1: Write the proportion equation
1,082,080,114.62 : 1,493,273,452.26 = 587,042,823.12 : x - Step 2: Convert to fraction form
1,082,080,114.62/1,493,273,452.26 = 587,042,823.12/x - Step 3: Cross multiply
1,082,080,114.62x = 1,493,273,452.26 × 587,042,823.12 - Step 4: Simplify right side
1,082,080,114.62x = 876,615,463,104,859,008 - Step 5: Solve for x
x = 876,615,463,104,859,008/1,082,080,114.62 - Step 6: Final answer
x = 810,120,665.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.