Finding the Fourth Proportional to 727,883,392.53, 1,004,524,096.35 and 401,618,379.44
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Solution
The fourth proportional to 727,883,392.53, 1,004,524,096.35 and 401,618,379.44 is: 554,258,200.99
Step by Step Solution
- Step 1: Write the proportion equation
727,883,392.53 : 1,004,524,096.35 = 401,618,379.44 : x - Step 2: Convert to fraction form
727,883,392.53/1,004,524,096.35 = 401,618,379.44/x - Step 3: Cross multiply
727,883,392.53x = 1,004,524,096.35 × 401,618,379.44 - Step 4: Simplify right side
727,883,392.53x = 403,435,339,677,486,720 - Step 5: Solve for x
x = 403,435,339,677,486,720/727,883,392.53 - Step 6: Final answer
x = 554,258,200.99
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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.