Finding the Fourth Proportional to 5,691,015,475.64, 8,546,292,367.52 and 3,493,131,389
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Solution
The fourth proportional to 5,691,015,475.64, 8,546,292,367.52 and 3,493,131,389 is: 5,245,693,366.38
Step by Step Solution
- Step 1: Write the proportion equation
5,691,015,475.64 : 8,546,292,367.52 = 3,493,131,389 : x - Step 2: Convert to fraction form
5,691,015,475.64/8,546,292,367.52 = 3,493,131,389/x - Step 3: Cross multiply
5,691,015,475.64x = 8,546,292,367.52 × 3,493,131,389 - Step 4: Simplify right side
5,691,015,475.64x = 29,853,322,128,555,237,376 - Step 5: Solve for x
x = 29,853,322,128,555,237,376/5,691,015,475.64 - Step 6: Final answer
x = 5,245,693,366.38
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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.