Finding the Third Proportional to 140,239,695 and 209,574,636.75
Calculator
Solution
The third proportional to 140,239,695 and 209,574,636.75 is: 313,188,989.53
Step by Step Solution
- Step 1: Write the proportion equation
140,239,695 : 209,574,636.75 = 209,574,636.75 : x - Step 2: Convert to fraction form
140,239,695/209,574,636.75 = 209,574,636.75/x - Step 3: Cross multiply
140,239,695x = 209,574,636.75 × 209,574,636.75 - Step 4: Simplify right side
140,239,695x = 43,921,528,368,894,448 - Step 5: Solve for x
x = 43,921,528,368,894,448/140,239,695 - Step 6: Final answer
x = 313,188,989.53
Related Problems
Find third proportional to 70,119,847.50 and 104,787,318.38
Half scale
Find third proportional to 280,479,390 and 419,149,273.50
Double scale
Find third proportional to 140,239,697 and 209,574,640
Similar ratio
Find third proportional to 210,359,542.50 and 314,361,955.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.