Finding the Third Proportional to 218,689,206.75 and 446,176,709.44
Calculator
Solution
The third proportional to 218,689,206.75 and 446,176,709.44 is: 910,303,983.46
Step by Step Solution
- Step 1: Write the proportion equation
218,689,206.75 : 446,176,709.44 = 446,176,709.44 : x - Step 2: Convert to fraction form
218,689,206.75/446,176,709.44 = 446,176,709.44/x - Step 3: Cross multiply
218,689,206.75x = 446,176,709.44 × 446,176,709.44 - Step 4: Simplify right side
218,689,206.75x = 199,073,656,044,475,296 - Step 5: Solve for x
x = 199,073,656,044,475,296/218,689,206.75 - Step 6: Final answer
x = 910,303,983.46
Related Problems
Find third proportional to 109,344,603.38 and 223,088,354.72
Half scale
Find third proportional to 437,378,413.50 and 892,353,418.88
Double scale
Find third proportional to 218,689,209 and 446,176,714
Similar ratio
Find third proportional to 328,033,810.13 and 669,265,064.16
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.