Finding the Third Proportional to 121,716,042.19 and 188,535,240.56
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Solution
The third proportional to 121,716,042.19 and 188,535,240.56 is: 292,036,581.99
Step by Step Solution
- Step 1: Write the proportion equation
121,716,042.19 : 188,535,240.56 = 188,535,240.56 : x - Step 2: Convert to fraction form
121,716,042.19/188,535,240.56 = 188,535,240.56/x - Step 3: Cross multiply
121,716,042.19x = 188,535,240.56 × 188,535,240.56 - Step 4: Simplify right side
121,716,042.19x = 35,545,536,933,959,744 - Step 5: Solve for x
x = 35,545,536,933,959,744/121,716,042.19 - Step 6: Final answer
x = 292,036,581.99
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.