Finding the Fourth Proportional to 5,589,321,098.73, 8,383,093,157.21 and 1,858,302,160.53
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Solution
The fourth proportional to 5,589,321,098.73, 8,383,093,157.21 and 1,858,302,160.53 is: 2,787,157,840.96
Step by Step Solution
- Step 1: Write the proportion equation
5,589,321,098.73 : 8,383,093,157.21 = 1,858,302,160.53 : x - Step 2: Convert to fraction form
5,589,321,098.73/8,383,093,157.21 = 1,858,302,160.53/x - Step 3: Cross multiply
5,589,321,098.73x = 8,383,093,157.21 × 1,858,302,160.53 - Step 4: Simplify right side
5,589,321,098.73x = 15,578,320,125,958,309,888 - Step 5: Solve for x
x = 15,578,320,125,958,309,888/5,589,321,098.73 - Step 6: Final answer
x = 2,787,157,840.96
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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.