Finding the Third Proportional to 231,939,840 and 324,438,466
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Solution
The third proportional to 231,939,840 and 324,438,466 is: 453,825,949.96
Step by Step Solution
- Step 1: Write the proportion equation
231,939,840 : 324,438,466 = 324,438,466 : x - Step 2: Convert to fraction form
231,939,840/324,438,466 = 324,438,466/x - Step 3: Cross multiply
231,939,840x = 324,438,466 × 324,438,466 - Step 4: Simplify right side
231,939,840x = 105,260,318,220,433,152 - Step 5: Solve for x
x = 105,260,318,220,433,152/231,939,840 - Step 6: Final answer
x = 453,825,949.96
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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.