Finding the Fourth Proportional to 385,212,561.46, 577,478,716.26 and 294,740,045.62
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Solution
The fourth proportional to 385,212,561.46, 577,478,716.26 and 294,740,045.62 is: 441,849,825.79
Step by Step Solution
- Step 1: Write the proportion equation
385,212,561.46 : 577,478,716.26 = 294,740,045.62 : x - Step 2: Convert to fraction form
385,212,561.46/577,478,716.26 = 294,740,045.62/x - Step 3: Cross multiply
385,212,561.46x = 577,478,716.26 × 294,740,045.62 - Step 4: Simplify right side
385,212,561.46x = 170,206,103,175,051,424 - Step 5: Solve for x
x = 170,206,103,175,051,424/385,212,561.46 - Step 6: Final answer
x = 441,849,825.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.