Finding the Third Proportional to 120,540,225 and 261,629,501
Calculator
Solution
The third proportional to 120,540,225 and 261,629,501 is: 567,860,195.99
Step by Step Solution
- Step 1: Write the proportion equation
120,540,225 : 261,629,501 = 261,629,501 : x - Step 2: Convert to fraction form
120,540,225/261,629,501 = 261,629,501/x - Step 3: Cross multiply
120,540,225x = 261,629,501 × 261,629,501 - Step 4: Simplify right side
120,540,225x = 68,449,995,793,509,000 - Step 5: Solve for x
x = 68,449,995,793,509,000/120,540,225 - Step 6: Final answer
x = 567,860,195.99
Related Problems
Find third proportional to 60,270,112.50 and 130,814,750.50
Half scale
Find third proportional to 241,080,450 and 523,259,002
Double scale
Find third proportional to 120,540,227 and 261,629,505
Similar ratio
Find third proportional to 180,810,337.50 and 392,444,251.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.