Finding the Third Proportional to 128,530,452 and 283,134,696
Calculator
Solution
The third proportional to 128,530,452 and 283,134,696 is: 623,706,326.65
Step by Step Solution
- Step 1: Write the proportion equation
128,530,452 : 283,134,696 = 283,134,696 : x - Step 2: Convert to fraction form
128,530,452/283,134,696 = 283,134,696/x - Step 3: Cross multiply
128,530,452x = 283,134,696 × 283,134,696 - Step 4: Simplify right side
128,530,452x = 80,165,256,079,012,416 - Step 5: Solve for x
x = 80,165,256,079,012,416/128,530,452 - Step 6: Final answer
x = 623,706,326.65
Related Problems
Find third proportional to 64,265,226 and 141,567,348
Half scale
Find third proportional to 257,060,904 and 566,269,392
Double scale
Find third proportional to 128,530,454 and 283,134,700
Similar ratio
Find third proportional to 192,795,678 and 424,702,044
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.