Finding the Fourth Proportional to 6,349,765,596.24, 8,763,167,361.70 and 3,809,543,160.62
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Solution
The fourth proportional to 6,349,765,596.24, 8,763,167,361.70 and 3,809,543,160.62 is: 5,257,464,040.55
Step by Step Solution
- Step 1: Write the proportion equation
6,349,765,596.24 : 8,763,167,361.70 = 3,809,543,160.62 : x - Step 2: Convert to fraction form
6,349,765,596.24/8,763,167,361.70 = 3,809,543,160.62/x - Step 3: Cross multiply
6,349,765,596.24x = 8,763,167,361.70 × 3,809,543,160.62 - Step 4: Simplify right side
6,349,765,596.24x = 33,383,664,288,132,644,864 - Step 5: Solve for x
x = 33,383,664,288,132,644,864/6,349,765,596.24 - Step 6: Final answer
x = 5,257,464,040.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.