Finding the Fourth Proportional to 146,270,515.68, 201,853,262.79 and 80,189,595.14
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Solution
The fourth proportional to 146,270,515.68, 201,853,262.79 and 80,189,595.14 is: 110,661,614.51
Step by Step Solution
- Step 1: Write the proportion equation
146,270,515.68 : 201,853,262.79 = 80,189,595.14 : x - Step 2: Convert to fraction form
146,270,515.68/201,853,262.79 = 80,189,595.14/x - Step 3: Cross multiply
146,270,515.68x = 201,853,262.79 × 80,189,595.14 - Step 4: Simplify right side
146,270,515.68x = 16,186,531,419,808,860 - Step 5: Solve for x
x = 16,186,531,419,808,860/146,270,515.68 - Step 6: Final answer
x = 110,661,614.51
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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.