Finding the Third Proportional to 396,540,915 and 858,960,102
Calculator
Solution
The third proportional to 396,540,915 and 858,960,102 is: 1,860,621,259.80
Step by Step Solution
- Step 1: Write the proportion equation
396,540,915 : 858,960,102 = 858,960,102 : x - Step 2: Convert to fraction form
396,540,915/858,960,102 = 858,960,102/x - Step 3: Cross multiply
396,540,915x = 858,960,102 × 858,960,102 - Step 4: Simplify right side
396,540,915x = 737,812,456,827,850,368 - Step 5: Solve for x
x = 737,812,456,827,850,368/396,540,915 - Step 6: Final answer
x = 1,860,621,259.80
Related Problems
Find third proportional to 198,270,457.50 and 429,480,051
Half scale
Find third proportional to 793,081,830 and 1,717,920,204
Double scale
Find third proportional to 396,540,917 and 858,960,106
Similar ratio
Find third proportional to 594,811,372.50 and 1,288,440,153
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.