Finding the Third Proportional to 212,795,143 and 458,416,993
Calculator
Solution
The third proportional to 212,795,143 and 458,416,993 is: 987,551,391.02
Step by Step Solution
- Step 1: Write the proportion equation
212,795,143 : 458,416,993 = 458,416,993 : x - Step 2: Convert to fraction form
212,795,143/458,416,993 = 458,416,993/x - Step 3: Cross multiply
212,795,143x = 458,416,993 × 458,416,993 - Step 4: Simplify right side
212,795,143x = 210,146,139,471,162,048 - Step 5: Solve for x
x = 210,146,139,471,162,048/212,795,143 - Step 6: Final answer
x = 987,551,391.02
Related Problems
Find third proportional to 106,397,571.50 and 229,208,496.50
Half scale
Find third proportional to 425,590,286 and 916,833,986
Double scale
Find third proportional to 212,795,145 and 458,416,997
Similar ratio
Find third proportional to 319,192,714.50 and 687,625,489.50
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.