Finding the Third Proportional to 60,126,729 and 128,756,502
Calculator
Solution
The third proportional to 60,126,729 and 128,756,502 is: 275,721,581.45
Step by Step Solution
- Step 1: Write the proportion equation
60,126,729 : 128,756,502 = 128,756,502 : x - Step 2: Convert to fraction form
60,126,729/128,756,502 = 128,756,502/x - Step 3: Cross multiply
60,126,729x = 128,756,502 × 128,756,502 - Step 4: Simplify right side
60,126,729x = 16,578,236,807,276,004 - Step 5: Solve for x
x = 16,578,236,807,276,004/60,126,729 - Step 6: Final answer
x = 275,721,581.45
Related Problems
Find third proportional to 30,063,364.50 and 64,378,251
Half scale
Find third proportional to 120,253,458 and 257,513,004
Double scale
Find third proportional to 60,126,731 and 128,756,506
Similar ratio
Find third proportional to 90,190,093.50 and 193,134,753
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.