Finding the Third Proportional to 66,864,550 and 145,599,523
Calculator
Solution
The third proportional to 66,864,550 and 145,599,523 is: 317,047,240.99
Step by Step Solution
- Step 1: Write the proportion equation
66,864,550 : 145,599,523 = 145,599,523 : x - Step 2: Convert to fraction form
66,864,550/145,599,523 = 145,599,523/x - Step 3: Cross multiply
66,864,550x = 145,599,523 × 145,599,523 - Step 4: Simplify right side
66,864,550x = 21,199,221,097,827,528 - Step 5: Solve for x
x = 21,199,221,097,827,528/66,864,550 - Step 6: Final answer
x = 317,047,240.99
Related Problems
Find third proportional to 33,432,275 and 72,799,761.50
Half scale
Find third proportional to 133,729,100 and 291,199,046
Double scale
Find third proportional to 66,864,552 and 145,599,527
Similar ratio
Find third proportional to 100,296,825 and 218,399,284.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.