Finding the Third Proportional to 29,489,957 and 64,648,645
Calculator
Solution
The third proportional to 29,489,957 and 64,648,645 is: 141,724,428.43
Step by Step Solution
- Step 1: Write the proportion equation
29,489,957 : 64,648,645 = 64,648,645 : x - Step 2: Convert to fraction form
29,489,957/64,648,645 = 64,648,645/x - Step 3: Cross multiply
29,489,957x = 64,648,645 × 64,648,645 - Step 4: Simplify right side
29,489,957x = 4,179,447,300,336,025 - Step 5: Solve for x
x = 4,179,447,300,336,025/29,489,957 - Step 6: Final answer
x = 141,724,428.43
Related Problems
Find third proportional to 14,744,978.50 and 32,324,322.50
Half scale
Find third proportional to 58,979,914 and 129,297,290
Double scale
Find third proportional to 29,489,959 and 64,648,649
Similar ratio
Find third proportional to 44,234,935.50 and 96,972,967.50
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.