Finding the Third Proportional to 197,972,122 and 299,506,237
Calculator
Solution
The third proportional to 197,972,122 and 299,506,237 is: 453,114,231.92
Step by Step Solution
- Step 1: Write the proportion equation
197,972,122 : 299,506,237 = 299,506,237 : x - Step 2: Convert to fraction form
197,972,122/299,506,237 = 299,506,237/x - Step 3: Cross multiply
197,972,122x = 299,506,237 × 299,506,237 - Step 4: Simplify right side
197,972,122x = 89,703,986,001,900,176 - Step 5: Solve for x
x = 89,703,986,001,900,176/197,972,122 - Step 6: Final answer
x = 453,114,231.92
Related Problems
Find third proportional to 98,986,061 and 149,753,118.50
Half scale
Find third proportional to 395,944,244 and 599,012,474
Double scale
Find third proportional to 197,972,124 and 299,506,240
Similar ratio
Find third proportional to 296,958,183 and 449,259,355.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.