Finding the Third Proportional to 201,397,457 and 310,992,908
Calculator
Solution
The third proportional to 201,397,457 and 310,992,908 is: 480,227,458.02
Step by Step Solution
- Step 1: Write the proportion equation
201,397,457 : 310,992,908 = 310,992,908 : x - Step 2: Convert to fraction form
201,397,457/310,992,908 = 310,992,908/x - Step 3: Cross multiply
201,397,457x = 310,992,908 × 310,992,908 - Step 4: Simplify right side
201,397,457x = 96,716,588,826,296,464 - Step 5: Solve for x
x = 96,716,588,826,296,464/201,397,457 - Step 6: Final answer
x = 480,227,458.02
Related Problems
Find third proportional to 100,698,728.50 and 155,496,454
Half scale
Find third proportional to 402,794,914 and 621,985,816
Double scale
Find third proportional to 201,397,459 and 310,992,911
Similar ratio
Find third proportional to 302,096,185.50 and 466,489,362
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.