Finding the Third Proportional to 122,872,357 and 263,979,308
Calculator
Solution
The third proportional to 122,872,357 and 263,979,308 is: 567,133,867.65
Step by Step Solution
- Step 1: Write the proportion equation
122,872,357 : 263,979,308 = 263,979,308 : x - Step 2: Convert to fraction form
122,872,357/263,979,308 = 263,979,308/x - Step 3: Cross multiply
122,872,357x = 263,979,308 × 263,979,308 - Step 4: Simplify right side
122,872,357x = 69,685,075,052,158,864 - Step 5: Solve for x
x = 69,685,075,052,158,864/122,872,357 - Step 6: Final answer
x = 567,133,867.65
Related Problems
Find third proportional to 61,436,178.50 and 131,989,654
Half scale
Find third proportional to 245,744,714 and 527,958,616
Double scale
Find third proportional to 122,872,359 and 263,979,312
Similar ratio
Find third proportional to 184,308,535.50 and 395,968,962
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.