Finding the Third Proportional to 81,079,323.75 and 125,649,717.75
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Solution
The third proportional to 81,079,323.75 and 125,649,717.75 is: 194,721,056.37
Step by Step Solution
- Step 1: Write the proportion equation
81,079,323.75 : 125,649,717.75 = 125,649,717.75 : x - Step 2: Convert to fraction form
81,079,323.75/125,649,717.75 = 125,649,717.75/x - Step 3: Cross multiply
81,079,323.75x = 125,649,717.75 × 125,649,717.75 - Step 4: Simplify right side
81,079,323.75x = 15,787,851,570,654,666 - Step 5: Solve for x
x = 15,787,851,570,654,666/81,079,323.75 - Step 6: Final answer
x = 194,721,056.37
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.