Finding the Third Proportional to 201,397,790 and 310,993,427
Calculator
Solution
The third proportional to 201,397,790 and 310,993,427 is: 480,228,266.84
Step by Step Solution
- Step 1: Write the proportion equation
201,397,790 : 310,993,427 = 310,993,427 : x - Step 2: Convert to fraction form
201,397,790/310,993,427 = 310,993,427/x - Step 3: Cross multiply
201,397,790x = 310,993,427 × 310,993,427 - Step 4: Simplify right side
201,397,790x = 96,716,911,637,204,336 - Step 5: Solve for x
x = 96,716,911,637,204,336/201,397,790 - Step 6: Final answer
x = 480,228,266.84
Related Problems
Find third proportional to 100,698,895 and 155,496,713.50
Half scale
Find third proportional to 402,795,580 and 621,986,854
Double scale
Find third proportional to 201,397,792 and 310,993,430
Similar ratio
Find third proportional to 302,096,685 and 466,490,140.50
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.