Finding the Third Proportional to 131,957,778 and 284,351,289
Calculator
Solution
The third proportional to 131,957,778 and 284,351,289 is: 612,738,837.99
Step by Step Solution
- Step 1: Write the proportion equation
131,957,778 : 284,351,289 = 284,351,289 : x - Step 2: Convert to fraction form
131,957,778/284,351,289 = 284,351,289/x - Step 3: Cross multiply
131,957,778x = 284,351,289 × 284,351,289 - Step 4: Simplify right side
131,957,778x = 80,855,655,555,961,520 - Step 5: Solve for x
x = 80,855,655,555,961,520/131,957,778 - Step 6: Final answer
x = 612,738,837.99
Related Problems
Find third proportional to 65,978,889 and 142,175,644.50
Half scale
Find third proportional to 263,915,556 and 568,702,578
Double scale
Find third proportional to 131,957,780 and 284,351,293
Similar ratio
Find third proportional to 197,936,667 and 426,526,933.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.