Finding the Fourth Proportional to 170,322,316.84, 255,504,722.37 and 66,678,134.23
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Solution
The fourth proportional to 170,322,316.84, 255,504,722.37 and 66,678,134.23 is: 100,025,519.21
Step by Step Solution
- Step 1: Write the proportion equation
170,322,316.84 : 255,504,722.37 = 66,678,134.23 : x - Step 2: Convert to fraction form
170,322,316.84/255,504,722.37 = 66,678,134.23/x - Step 3: Cross multiply
170,322,316.84x = 255,504,722.37 × 66,678,134.23 - Step 4: Simplify right side
170,322,316.84x = 17,036,578,174,585,744 - Step 5: Solve for x
x = 17,036,578,174,585,744/170,322,316.84 - Step 6: Final answer
x = 100,025,519.21
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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.