Finding the Fourth Proportional to 82,861,183.74, 124,292,168.73 and 25,353,363.18
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Solution
The fourth proportional to 82,861,183.74, 124,292,168.73 and 25,353,363.18 is: 38,030,165.05
Step by Step Solution
- Step 1: Write the proportion equation
82,861,183.74 : 124,292,168.73 = 25,353,363.18 : x - Step 2: Convert to fraction form
82,861,183.74/124,292,168.73 = 25,353,363.18/x - Step 3: Cross multiply
82,861,183.74x = 124,292,168.73 × 25,353,363.18 - Step 4: Simplify right side
82,861,183.74x = 3,151,224,494,241,529.50 - Step 5: Solve for x
x = 3,151,224,494,241,529.50/82,861,183.74 - Step 6: Final answer
x = 38,030,165.05
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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.