Finding the Third Proportional to 419,412,170 and 919,445,908
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Solution
The third proportional to 419,412,170 and 919,445,908 is: 2,015,632,445.14
Step by Step Solution
- Step 1: Write the proportion equation
419,412,170 : 919,445,908 = 919,445,908 : x - Step 2: Convert to fraction form
419,412,170/919,445,908 = 919,445,908/x - Step 3: Cross multiply
419,412,170x = 919,445,908 × 919,445,908 - Step 4: Simplify right side
419,412,170x = 845,380,777,737,944,448 - Step 5: Solve for x
x = 845,380,777,737,944,448/419,412,170 - Step 6: Final answer
x = 2,015,632,445.14
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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.