Finding the Fourth Proportional to 1,455,860,496, 2,183,790,744 and 486,512,112
Calculator
Solution
The fourth proportional to 1,455,860,496, 2,183,790,744 and 486,512,112 is: 729,768,168
Step by Step Solution
- Step 1: Write the proportion equation
1,455,860,496 : 2,183,790,744 = 486,512,112 : x - Step 2: Convert to fraction form
1,455,860,496/2,183,790,744 = 486,512,112/x - Step 3: Cross multiply
1,455,860,496x = 2,183,790,744 × 486,512,112 - Step 4: Simplify right side
1,455,860,496x = 1,062,440,647,029,491,328 - Step 5: Solve for x
x = 1,062,440,647,029,491,328/1,455,860,496 - Step 6: Final answer
x = 729,768,168
Related Problems
Find fourth proportional to 727,930,248, 1,091,895,372 and 243,256,056
Half scale
Find fourth proportional to 2,911,720,992, 4,367,581,488 and 973,024,224
Double scale
Find fourth proportional to 1,455,860,497, 2,183,790,745.50 and 486,512,113
Similar ratio
Find fourth proportional to 2,183,790,744, 3,275,686,116 and 729,768,168
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.