Finding the Fourth Proportional to 5,399,755,240.52, 8,086,424,541.42 and 4,876,307,268.68
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Solution
The fourth proportional to 5,399,755,240.52, 8,086,424,541.42 and 4,876,307,268.68 is: 7,302,532,987.62
Step by Step Solution
- Step 1: Write the proportion equation
5,399,755,240.52 : 8,086,424,541.42 = 4,876,307,268.68 : x - Step 2: Convert to fraction form
5,399,755,240.52/8,086,424,541.42 = 4,876,307,268.68/x - Step 3: Cross multiply
5,399,755,240.52x = 8,086,424,541.42 × 4,876,307,268.68 - Step 4: Simplify right side
5,399,755,240.52x = 39,431,890,768,958,685,184 - Step 5: Solve for x
x = 39,431,890,768,958,685,184/5,399,755,240.52 - Step 6: Final answer
x = 7,302,532,987.62
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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.