Finding the Third Proportional to 151,378,065 and 331,414,578
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Solution
The third proportional to 151,378,065 and 331,414,578 is: 725,571,584.70
Step by Step Solution
- Step 1: Write the proportion equation
151,378,065 : 331,414,578 = 331,414,578 : x - Step 2: Convert to fraction form
151,378,065/331,414,578 = 331,414,578/x - Step 3: Cross multiply
151,378,065x = 331,414,578 × 331,414,578 - Step 4: Simplify right side
151,378,065x = 109,835,622,510,918,080 - Step 5: Solve for x
x = 109,835,622,510,918,080/151,378,065 - Step 6: Final answer
x = 725,571,584.70
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.