Finding the Third Proportional to 143,247,639 and 306,916,326
Calculator
Solution
The third proportional to 143,247,639 and 306,916,326 is: 657,585,924.79
Step by Step Solution
- Step 1: Write the proportion equation
143,247,639 : 306,916,326 = 306,916,326 : x - Step 2: Convert to fraction form
143,247,639/306,916,326 = 306,916,326/x - Step 3: Cross multiply
143,247,639x = 306,916,326 × 306,916,326 - Step 4: Simplify right side
143,247,639x = 94,197,631,165,338,272 - Step 5: Solve for x
x = 94,197,631,165,338,272/143,247,639 - Step 6: Final answer
x = 657,585,924.79
Related Problems
Find third proportional to 71,623,819.50 and 153,458,163
Half scale
Find third proportional to 286,495,278 and 613,832,652
Double scale
Find third proportional to 143,247,641 and 306,916,330
Similar ratio
Find third proportional to 214,871,458.50 and 460,374,489
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.