Finding the Third Proportional to 400,943,844 and 637,987,104
Calculator
Solution
The third proportional to 400,943,844 and 637,987,104 is: 1,015,173,448.75
Step by Step Solution
- Step 1: Write the proportion equation
400,943,844 : 637,987,104 = 637,987,104 : x - Step 2: Convert to fraction form
400,943,844/637,987,104 = 637,987,104/x - Step 3: Cross multiply
400,943,844x = 637,987,104 × 637,987,104 - Step 4: Simplify right side
400,943,844x = 407,027,544,870,306,816 - Step 5: Solve for x
x = 407,027,544,870,306,816/400,943,844 - Step 6: Final answer
x = 1,015,173,448.75
Related Problems
Find third proportional to 200,471,922 and 318,993,552
Half scale
Find third proportional to 801,887,688 and 1,275,974,208
Double scale
Find third proportional to 400,943,846 and 637,987,107
Similar ratio
Find third proportional to 601,415,766 and 956,980,656
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.