Finding the Third Proportional to 120,743,907 and 188,290,306.50
Calculator
Solution
The third proportional to 120,743,907 and 188,290,306.50 is: 293,623,425.01
Step by Step Solution
- Step 1: Write the proportion equation
120,743,907 : 188,290,306.50 = 188,290,306.50 : x - Step 2: Convert to fraction form
120,743,907/188,290,306.50 = 188,290,306.50/x - Step 3: Cross multiply
120,743,907x = 188,290,306.50 × 188,290,306.50 - Step 4: Simplify right side
120,743,907x = 35,453,239,521,863,944 - Step 5: Solve for x
x = 35,453,239,521,863,944/120,743,907 - Step 6: Final answer
x = 293,623,425.01
Related Problems
Find third proportional to 60,371,953.50 and 94,145,153.25
Half scale
Find third proportional to 241,487,814 and 376,580,613
Double scale
Find third proportional to 120,743,909 and 188,290,310
Similar ratio
Find third proportional to 181,115,860.50 and 282,435,459.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.