Finding the Third Proportional to 120,744,140 and 188,290,664
Calculator
Solution
The third proportional to 120,744,140 and 188,290,664 is: 293,623,973.38
Step by Step Solution
- Step 1: Write the proportion equation
120,744,140 : 188,290,664 = 188,290,664 : x - Step 2: Convert to fraction form
120,744,140/188,290,664 = 188,290,664/x - Step 3: Cross multiply
120,744,140x = 188,290,664 × 188,290,664 - Step 4: Simplify right side
120,744,140x = 35,453,374,149,560,896 - Step 5: Solve for x
x = 35,453,374,149,560,896/120,744,140 - Step 6: Final answer
x = 293,623,973.38
Related Problems
Find third proportional to 60,372,070 and 94,145,332
Half scale
Find third proportional to 241,488,280 and 376,581,328
Double scale
Find third proportional to 120,744,142 and 188,290,667
Similar ratio
Find third proportional to 181,116,210 and 282,435,996
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.