Finding the Third Proportional to 291,449,173 and 416,775,518
Calculator
Solution
The third proportional to 291,449,173 and 416,775,518 is: 595,993,567.65
Step by Step Solution
- Step 1: Write the proportion equation
291,449,173 : 416,775,518 = 416,775,518 : x - Step 2: Convert to fraction form
291,449,173/416,775,518 = 416,775,518/x - Step 3: Cross multiply
291,449,173x = 416,775,518 × 416,775,518 - Step 4: Simplify right side
291,449,173x = 173,701,832,404,168,320 - Step 5: Solve for x
x = 173,701,832,404,168,320/291,449,173 - Step 6: Final answer
x = 595,993,567.65
Related Problems
Find third proportional to 145,724,586.50 and 208,387,759
Half scale
Find third proportional to 582,898,346 and 833,551,036
Double scale
Find third proportional to 291,449,175 and 416,775,521
Similar ratio
Find third proportional to 437,173,759.50 and 625,163,277
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.