Finding the Third Proportional to 172,136,036.25 and 258,708,542.63
Calculator
Solution
The third proportional to 172,136,036.25 and 258,708,542.63 is: 388,821,024.84
Step by Step Solution
- Step 1: Write the proportion equation
172,136,036.25 : 258,708,542.63 = 258,708,542.63 : x - Step 2: Convert to fraction form
172,136,036.25/258,708,542.63 = 258,708,542.63/x - Step 3: Cross multiply
172,136,036.25x = 258,708,542.63 × 258,708,542.63 - Step 4: Simplify right side
172,136,036.25x = 66,930,110,027,151,440 - Step 5: Solve for x
x = 66,930,110,027,151,440/172,136,036.25 - Step 6: Final answer
x = 388,821,024.84
Related Problems
Find third proportional to 86,068,018.13 and 129,354,271.31
Half scale
Find third proportional to 344,272,072.50 and 517,417,085.25
Double scale
Find third proportional to 172,136,038 and 258,708,546
Similar ratio
Find third proportional to 258,204,054.38 and 388,062,813.94
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.