Finding the Third Proportional to 201,625,621 and 311,392,659
Calculator
Solution
The third proportional to 201,625,621 and 311,392,659 is: 480,917,988.49
Step by Step Solution
- Step 1: Write the proportion equation
201,625,621 : 311,392,659 = 311,392,659 : x - Step 2: Convert to fraction form
201,625,621/311,392,659 = 311,392,659/x - Step 3: Cross multiply
201,625,621x = 311,392,659 × 311,392,659 - Step 4: Simplify right side
201,625,621x = 96,965,388,079,090,288 - Step 5: Solve for x
x = 96,965,388,079,090,288/201,625,621 - Step 6: Final answer
x = 480,917,988.49
Related Problems
Find third proportional to 100,812,810.50 and 155,696,329.50
Half scale
Find third proportional to 403,251,242 and 622,785,318
Double scale
Find third proportional to 201,625,623 and 311,392,662
Similar ratio
Find third proportional to 302,438,431.50 and 467,088,988.50
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.