Finding the Third Proportional to 167,198,490 and 258,252,867
Calculator
Solution
The third proportional to 167,198,490 and 258,252,867 is: 398,894,411.75
Step by Step Solution
- Step 1: Write the proportion equation
167,198,490 : 258,252,867 = 258,252,867 : x - Step 2: Convert to fraction form
167,198,490/258,252,867 = 258,252,867/x - Step 3: Cross multiply
167,198,490x = 258,252,867 × 258,252,867 - Step 4: Simplify right side
167,198,490x = 66,694,543,313,719,688 - Step 5: Solve for x
x = 66,694,543,313,719,688/167,198,490 - Step 6: Final answer
x = 398,894,411.75
Related Problems
Find third proportional to 83,599,245 and 129,126,433.50
Half scale
Find third proportional to 334,396,980 and 516,505,734
Double scale
Find third proportional to 167,198,492 and 258,252,870
Similar ratio
Find third proportional to 250,797,735 and 387,379,300.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.