Finding the Fourth Proportional to 446,491,515.14, 616,155,063.87 and 248,251,474.23
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Solution
The fourth proportional to 446,491,515.14, 616,155,063.87 and 248,251,474.23 is: 342,585,240.20
Step by Step Solution
- Step 1: Write the proportion equation
446,491,515.14 : 616,155,063.87 = 248,251,474.23 : x - Step 2: Convert to fraction form
446,491,515.14/616,155,063.87 = 248,251,474.23/x - Step 3: Cross multiply
446,491,515.14x = 616,155,063.87 × 248,251,474.23 - Step 4: Simplify right side
446,491,515.14x = 152,961,402,960,007,296 - Step 5: Solve for x
x = 152,961,402,960,007,296/446,491,515.14 - Step 6: Final answer
x = 342,585,240.20
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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.