Finding the Third Proportional to 122,407,392 and 268,862,115
Calculator
Solution
The third proportional to 122,407,392 and 268,862,115 is: 590,543,068.53
Step by Step Solution
- Step 1: Write the proportion equation
122,407,392 : 268,862,115 = 268,862,115 : x - Step 2: Convert to fraction form
122,407,392/268,862,115 = 268,862,115/x - Step 3: Cross multiply
122,407,392x = 268,862,115 × 268,862,115 - Step 4: Simplify right side
122,407,392x = 72,286,836,882,273,232 - Step 5: Solve for x
x = 72,286,836,882,273,232/122,407,392 - Step 6: Final answer
x = 590,543,068.53
Related Problems
Find third proportional to 61,203,696 and 134,431,057.50
Half scale
Find third proportional to 244,814,784 and 537,724,230
Double scale
Find third proportional to 122,407,394 and 268,862,119
Similar ratio
Find third proportional to 183,611,088 and 403,293,172.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.