Finding the Fourth Proportional to 18,433,609,200.36, 27,647,295,114.60 and 5,165,813,881.44
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Solution
The fourth proportional to 18,433,609,200.36, 27,647,295,114.60 and 5,165,813,881.44 is: 7,747,846,845.12
Step by Step Solution
- Step 1: Write the proportion equation
18,433,609,200.36 : 27,647,295,114.60 = 5,165,813,881.44 : x - Step 2: Convert to fraction form
18,433,609,200.36/27,647,295,114.60 = 5,165,813,881.44/x - Step 3: Cross multiply
18,433,609,200.36x = 27,647,295,114.60 × 5,165,813,881.44 - Step 4: Simplify right side
18,433,609,200.36x = 142,820,780,887,268,950,016 - Step 5: Solve for x
x = 142,820,780,887,268,950,016/18,433,609,200.36 - Step 6: Final answer
x = 7,747,846,845.12
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1.5x scale
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.