Finding the Fourth Proportional to 5,673,384,456.78, 8,515,240,859.49 and 3,019,668,450.12
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Solution
The fourth proportional to 5,673,384,456.78, 8,515,240,859.49 and 3,019,668,450.12 is: 4,532,251,315.68
Step by Step Solution
- Step 1: Write the proportion equation
5,673,384,456.78 : 8,515,240,859.49 = 3,019,668,450.12 : x - Step 2: Convert to fraction form
5,673,384,456.78/8,515,240,859.49 = 3,019,668,450.12/x - Step 3: Cross multiply
5,673,384,456.78x = 8,515,240,859.49 × 3,019,668,450.12 - Step 4: Simplify right side
5,673,384,456.78x = 25,713,204,168,574,664,704 - Step 5: Solve for x
x = 25,713,204,168,574,664,704/5,673,384,456.78 - Step 6: Final answer
x = 4,532,251,315.68
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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.