Finding the Third Proportional to 359,415,978 and 513,614,799
Calculator
Solution
The third proportional to 359,415,978 and 513,614,799 is: 733,968,932.65
Step by Step Solution
- Step 1: Write the proportion equation
359,415,978 : 513,614,799 = 513,614,799 : x - Step 2: Convert to fraction form
359,415,978/513,614,799 = 513,614,799/x - Step 3: Cross multiply
359,415,978x = 513,614,799 × 513,614,799 - Step 4: Simplify right side
359,415,978x = 263,800,161,751,810,400 - Step 5: Solve for x
x = 263,800,161,751,810,400/359,415,978 - Step 6: Final answer
x = 733,968,932.65
Related Problems
Find third proportional to 179,707,989 and 256,807,399.50
Half scale
Find third proportional to 718,831,956 and 1,027,229,598
Double scale
Find third proportional to 359,415,980 and 513,614,802
Similar ratio
Find third proportional to 539,123,967 and 770,422,198.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.