Finding the Fourth Proportional to 235,035,738.65, 324,007,477.68 and 164,251,586.42
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Solution
The fourth proportional to 235,035,738.65, 324,007,477.68 and 164,251,586.42 is: 226,428,297.78
Step by Step Solution
- Step 1: Write the proportion equation
235,035,738.65 : 324,007,477.68 = 164,251,586.42 : x - Step 2: Convert to fraction form
235,035,738.65/324,007,477.68 = 164,251,586.42/x - Step 3: Cross multiply
235,035,738.65x = 324,007,477.68 × 164,251,586.42 - Step 4: Simplify right side
235,035,738.65x = 53,218,742,220,882,736 - Step 5: Solve for x
x = 53,218,742,220,882,736/235,035,738.65 - Step 6: Final answer
x = 226,428,297.78
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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.