Finding the Fourth Proportional to 186,399,716.89, 279,554,734.99 and 57,008,448.01
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Solution
The fourth proportional to 186,399,716.89, 279,554,734.99 and 57,008,448.01 is: 85,498,958.06
Step by Step Solution
- Step 1: Write the proportion equation
186,399,716.89 : 279,554,734.99 = 57,008,448.01 : x - Step 2: Convert to fraction form
186,399,716.89/279,554,734.99 = 57,008,448.01/x - Step 3: Cross multiply
186,399,716.89x = 279,554,734.99 × 57,008,448.01 - Step 4: Simplify right side
186,399,716.89x = 15,936,981,576,561,650 - Step 5: Solve for x
x = 15,936,981,576,561,650/186,399,716.89 - Step 6: Final answer
x = 85,498,958.06
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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.