Finding the Fourth Proportional to 741,217,168.44, 1,022,876,574.66 and 411,192,307.44
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Solution
The fourth proportional to 741,217,168.44, 1,022,876,574.66 and 411,192,307.44 is: 567,443,654.67
Step by Step Solution
- Step 1: Write the proportion equation
741,217,168.44 : 1,022,876,574.66 = 411,192,307.44 : x - Step 2: Convert to fraction form
741,217,168.44/1,022,876,574.66 = 411,192,307.44/x - Step 3: Cross multiply
741,217,168.44x = 1,022,876,574.66 × 411,192,307.44 - Step 4: Simplify right side
741,217,168.44x = 420,598,978,960,768,832 - Step 5: Solve for x
x = 420,598,978,960,768,832/741,217,168.44 - Step 6: Final answer
x = 567,443,654.67
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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.