Finding the Fourth Proportional to 202,198,680.41, 303,306,674.75 and 79,403,567.56
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Solution
The fourth proportional to 202,198,680.41, 303,306,674.75 and 79,403,567.56 is: 119,108,749.82
Step by Step Solution
- Step 1: Write the proportion equation
202,198,680.41 : 303,306,674.75 = 79,403,567.56 : x - Step 2: Convert to fraction form
202,198,680.41/303,306,674.75 = 79,403,567.56/x - Step 3: Cross multiply
202,198,680.41x = 303,306,674.75 × 79,403,567.56 - Step 4: Simplify right side
202,198,680.41x = 24,083,632,039,053,048 - Step 5: Solve for x
x = 24,083,632,039,053,048/202,198,680.41 - Step 6: Final answer
x = 119,108,749.82
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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.