Finding the Fourth Proportional to 49,162,324.10, 68,699,707.90 and 49,162,324.10
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Solution
The fourth proportional to 49,162,324.10, 68,699,707.90 and 49,162,324.10 is: 68,699,707.90
Step by Step Solution
- Step 1: Write the proportion equation
49,162,324.10 : 68,699,707.90 = 49,162,324.10 : x - Step 2: Convert to fraction form
49,162,324.10/68,699,707.90 = 49,162,324.10/x - Step 3: Cross multiply
49,162,324.10x = 68,699,707.90 × 49,162,324.10 - Step 4: Simplify right side
49,162,324.10x = 3,377,437,305,355,131 - Step 5: Solve for x
x = 3,377,437,305,355,131/49,162,324.10 - Step 6: Final answer
x = 68,699,707.90
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.