Finding the Fourth Proportional to 134,324,995.40, 201,151,569.90 and 107,451,139.40
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Solution
The fourth proportional to 134,324,995.40, 201,151,569.90 and 107,451,139.40 is: 160,907,992.69
Step by Step Solution
- Step 1: Write the proportion equation
134,324,995.40 : 201,151,569.90 = 107,451,139.40 : x - Step 2: Convert to fraction form
134,324,995.40/201,151,569.90 = 107,451,139.40/x - Step 3: Cross multiply
134,324,995.40x = 201,151,569.90 × 107,451,139.40 - Step 4: Simplify right side
134,324,995.40x = 21,613,965,377,853,744 - Step 5: Solve for x
x = 21,613,965,377,853,744/134,324,995.40 - Step 6: Final answer
x = 160,907,992.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.