Finding the Third Proportional to 201,298,378 and 440,277,307
Calculator
Solution
The third proportional to 201,298,378 and 440,277,307 is: 962,969,046.17
Step by Step Solution
- Step 1: Write the proportion equation
201,298,378 : 440,277,307 = 440,277,307 : x - Step 2: Convert to fraction form
201,298,378/440,277,307 = 440,277,307/x - Step 3: Cross multiply
201,298,378x = 440,277,307 × 440,277,307 - Step 4: Simplify right side
201,298,378x = 193,844,107,059,172,256 - Step 5: Solve for x
x = 193,844,107,059,172,256/201,298,378 - Step 6: Final answer
x = 962,969,046.17
Related Problems
Find third proportional to 100,649,189 and 220,138,653.50
Half scale
Find third proportional to 402,596,756 and 880,554,614
Double scale
Find third proportional to 201,298,380 and 440,277,311
Similar ratio
Find third proportional to 301,947,567 and 660,415,960.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.