Finding the Fourth Proportional to 21,930,147,874,384, 30,263,878,302,976 and 12,054,469,584,911
Calculator
Solution
The fourth proportional to 21,930,147,874,384, 30,263,878,302,976 and 12,054,469,584,911 is: 16,635,318,768,224.20
Step by Step Solution
- Step 1: Write the proportion equation
21,930,147,874,384 : 30,263,878,302,976 = 12,054,469,584,911 : x - Step 2: Convert to fraction form
21,930,147,874,384/30,263,878,302,976 = 12,054,469,584,911/x - Step 3: Cross multiply
21,930,147,874,384x = 30,263,878,302,976 × 12,054,469,584,911 - Step 4: Simplify right side
21,930,147,874,384x = 364,815,000,524,672,102,492,536,832 - Step 5: Solve for x
x = 364,815,000,524,672,102,492,536,832/21,930,147,874,384 - Step 6: Final answer
x = 16,635,318,768,224.20
Related Problems
Find fourth proportional to 10,965,073,937,192, 15,131,939,151,488 and 6,027,234,792,455.50
Half scale
Find fourth proportional to 43,860,295,748,768, 60,527,756,605,952 and 24,108,939,169,822
Double scale
Find fourth proportional to 21,930,147,874,385, 30,263,878,302,977.38 and 12,054,469,584,912
Similar ratio
Find fourth proportional to 32,895,221,811,576, 45,395,817,454,464 and 18,081,704,377,366.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.