Finding the Third Proportional to 305,432,326 and 647,513,760
Calculator
Solution
The third proportional to 305,432,326 and 647,513,760 is: 1,372,723,296.45
Step by Step Solution
- Step 1: Write the proportion equation
305,432,326 : 647,513,760 = 647,513,760 : x - Step 2: Convert to fraction form
305,432,326/647,513,760 = 647,513,760/x - Step 3: Cross multiply
305,432,326x = 647,513,760 × 647,513,760 - Step 4: Simplify right side
305,432,326x = 419,274,069,389,337,600 - Step 5: Solve for x
x = 419,274,069,389,337,600/305,432,326 - Step 6: Final answer
x = 1,372,723,296.45
Related Problems
Find third proportional to 152,716,163 and 323,756,880
Half scale
Find third proportional to 610,864,652 and 1,295,027,520
Double scale
Find third proportional to 305,432,328 and 647,513,764
Similar ratio
Find third proportional to 458,148,489 and 971,270,640
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.