Finding the Third Proportional to 386,983,864 and 841,988,531
Calculator
Solution
The third proportional to 386,983,864 and 841,988,531 is: 1,831,974,798.66
Step by Step Solution
- Step 1: Write the proportion equation
386,983,864 : 841,988,531 = 841,988,531 : x - Step 2: Convert to fraction form
386,983,864/841,988,531 = 841,988,531/x - Step 3: Cross multiply
386,983,864x = 841,988,531 × 841,988,531 - Step 4: Simplify right side
386,983,864x = 708,944,686,335,537,920 - Step 5: Solve for x
x = 708,944,686,335,537,920/386,983,864 - Step 6: Final answer
x = 1,831,974,798.66
Related Problems
Find third proportional to 193,491,932 and 420,994,265.50
Half scale
Find third proportional to 773,967,728 and 1,683,977,062
Double scale
Find third proportional to 386,983,866 and 841,988,535
Similar ratio
Find third proportional to 580,475,796 and 1,262,982,796.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.