Finding the Fourth Proportional to 6,380,403,244.85, 8,796,771,699.62 and 5,231,737,367.24
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Solution
The fourth proportional to 6,380,403,244.85, 8,796,771,699.62 and 5,231,737,367.24 is: 7,213,086,296.55
Step by Step Solution
- Step 1: Write the proportion equation
6,380,403,244.85 : 8,796,771,699.62 = 5,231,737,367.24 : x - Step 2: Convert to fraction form
6,380,403,244.85/8,796,771,699.62 = 5,231,737,367.24/x - Step 3: Cross multiply
6,380,403,244.85x = 8,796,771,699.62 × 5,231,737,367.24 - Step 4: Simplify right side
6,380,403,244.85x = 46,022,399,211,911,135,232 - Step 5: Solve for x
x = 46,022,399,211,911,135,232/6,380,403,244.85 - Step 6: Final answer
x = 7,213,086,296.55
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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.