Finding the Fourth Proportional to 12,752,414,495,909, 19,128,621,743,864 and 12,752,414,495,909
Calculator
Solution
The fourth proportional to 12,752,414,495,909, 19,128,621,743,864 and 12,752,414,495,909 is: 19,128,621,743,864
Step by Step Solution
- Step 1: Write the proportion equation
12,752,414,495,909 : 19,128,621,743,864 = 12,752,414,495,909 : x - Step 2: Convert to fraction form
12,752,414,495,909/19,128,621,743,864 = 12,752,414,495,909/x - Step 3: Cross multiply
12,752,414,495,909x = 19,128,621,743,864 × 12,752,414,495,909 - Step 4: Simplify right side
12,752,414,495,909x = 243,936,113,213,211,373,455,015,936 - Step 5: Solve for x
x = 243,936,113,213,211,373,455,015,936/12,752,414,495,909 - Step 6: Final answer
x = 19,128,621,743,864
Related Problems
Find fourth proportional to 6,376,207,247,954.50, 9,564,310,871,932 and 6,376,207,247,954.50
Half scale
Find fourth proportional to 25,504,828,991,818, 38,257,243,487,728 and 25,504,828,991,818
Double scale
Find fourth proportional to 12,752,414,495,910, 19,128,621,743,865.50 and 12,752,414,495,910
Similar ratio
Find fourth proportional to 19,128,621,743,863.50, 28,692,932,615,796 and 19,128,621,743,863.50
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.