Finding the Fourth Proportional to 12,132,153,609.20, 17,007,947,410 and 12,132,153,609.20
Calculator
Solution
The fourth proportional to 12,132,153,609.20, 17,007,947,410 and 12,132,153,609.20 is: 17,007,947,410
Step by Step Solution
- Step 1: Write the proportion equation
12,132,153,609.20 : 17,007,947,410 = 12,132,153,609.20 : x - Step 2: Convert to fraction form
12,132,153,609.20/17,007,947,410 = 12,132,153,609.20/x - Step 3: Cross multiply
12,132,153,609.20x = 17,007,947,410 × 12,132,153,609.20 - Step 4: Simplify right side
12,132,153,609.20x = 206,343,030,555,315,306,496 - Step 5: Solve for x
x = 206,343,030,555,315,306,496/12,132,153,609.20 - Step 6: Final answer
x = 17,007,947,410
Related Problems
Find fourth proportional to 6,066,076,804.60, 8,503,973,705 and 6,066,076,804.60
Half scale
Find fourth proportional to 24,264,307,218.40, 34,015,894,820 and 24,264,307,218.40
Double scale
Find fourth proportional to 12,132,153,610.20, 17,007,947,411.40 and 12,132,153,610.20
Similar ratio
Find fourth proportional to 18,198,230,413.80, 25,511,921,115 and 18,198,230,413.80
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.