Finding the Third Proportional to 219,911,805 and 323,136,081
Calculator
Solution
The third proportional to 219,911,805 and 323,136,081 is: 474,812,740.70
Step by Step Solution
- Step 1: Write the proportion equation
219,911,805 : 323,136,081 = 323,136,081 : x - Step 2: Convert to fraction form
219,911,805/323,136,081 = 323,136,081/x - Step 3: Cross multiply
219,911,805x = 323,136,081 × 323,136,081 - Step 4: Simplify right side
219,911,805x = 104,416,926,844,038,560 - Step 5: Solve for x
x = 104,416,926,844,038,560/219,911,805 - Step 6: Final answer
x = 474,812,740.70
Related Problems
Find third proportional to 109,955,902.50 and 161,568,040.50
Half scale
Find third proportional to 439,823,610 and 646,272,162
Double scale
Find third proportional to 219,911,807 and 323,136,084
Similar ratio
Find third proportional to 329,867,707.50 and 484,704,121.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.