Finding the Fourth Proportional to 522,939,059.62, 784,512,029.50 and 149,450,296.44
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Solution
The fourth proportional to 522,939,059.62, 784,512,029.50 and 149,450,296.44 is: 224,205,006.71
Step by Step Solution
- Step 1: Write the proportion equation
522,939,059.62 : 784,512,029.50 = 149,450,296.44 : x - Step 2: Convert to fraction form
522,939,059.62/784,512,029.50 = 149,450,296.44/x - Step 3: Cross multiply
522,939,059.62x = 784,512,029.50 × 149,450,296.44 - Step 4: Simplify right side
522,939,059.62x = 117,245,555,369,521,024 - Step 5: Solve for x
x = 117,245,555,369,521,024/522,939,059.62 - Step 6: Final answer
x = 224,205,006.71
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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.