Finding the Fourth Proportional to 524,504,849.14, 723,797,716.50 and 289,550,464.62
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Solution
The fourth proportional to 524,504,849.14, 723,797,716.50 and 289,550,464.62 is: 399,569,165.94
Step by Step Solution
- Step 1: Write the proportion equation
524,504,849.14 : 723,797,716.50 = 289,550,464.62 : x - Step 2: Convert to fraction form
524,504,849.14/723,797,716.50 = 289,550,464.62/x - Step 3: Cross multiply
524,504,849.14x = 723,797,716.50 × 289,550,464.62 - Step 4: Simplify right side
524,504,849.14x = 209,575,965,103,470,048 - Step 5: Solve for x
x = 209,575,965,103,470,048/524,504,849.14 - Step 6: Final answer
x = 399,569,165.94
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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.