Finding the Fourth Proportional to 5,442,932,613.47, 8,157,766,069.94 and 2,821,291,382.75
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Solution
The fourth proportional to 5,442,932,613.47, 8,157,766,069.94 and 2,821,291,382.75 is: 4,228,499,000.45
Step by Step Solution
- Step 1: Write the proportion equation
5,442,932,613.47 : 8,157,766,069.94 = 2,821,291,382.75 : x - Step 2: Convert to fraction form
5,442,932,613.47/8,157,766,069.94 = 2,821,291,382.75/x - Step 3: Cross multiply
5,442,932,613.47x = 8,157,766,069.94 × 2,821,291,382.75 - Step 4: Simplify right side
5,442,932,613.47x = 23,015,435,115,557,158,912 - Step 5: Solve for x
x = 23,015,435,115,557,158,912/5,442,932,613.47 - Step 6: Final answer
x = 4,228,499,000.45
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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.