Finding the Third Proportional to 408,789,372 and 896,721,246
Calculator
Solution
The third proportional to 408,789,372 and 896,721,246 is: 1,967,049,654.68
Step by Step Solution
- Step 1: Write the proportion equation
408,789,372 : 896,721,246 = 896,721,246 : x - Step 2: Convert to fraction form
408,789,372/896,721,246 = 896,721,246/x - Step 3: Cross multiply
408,789,372x = 896,721,246 × 896,721,246 - Step 4: Simplify right side
408,789,372x = 804,108,993,027,792,512 - Step 5: Solve for x
x = 804,108,993,027,792,512/408,789,372 - Step 6: Final answer
x = 1,967,049,654.68
Related Problems
Find third proportional to 204,394,686 and 448,360,623
Half scale
Find third proportional to 817,578,744 and 1,793,442,492
Double scale
Find third proportional to 408,789,374 and 896,721,250
Similar ratio
Find third proportional to 613,184,058 and 1,345,081,869
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.