Finding the Fourth Proportional to 885,079,003.60, 1,236,691,958 and 885,079,003.60
Calculator
Solution
The fourth proportional to 885,079,003.60, 1,236,691,958 and 885,079,003.60 is: 1,236,691,958
Step by Step Solution
- Step 1: Write the proportion equation
885,079,003.60 : 1,236,691,958 = 885,079,003.60 : x - Step 2: Convert to fraction form
885,079,003.60/1,236,691,958 = 885,079,003.60/x - Step 3: Cross multiply
885,079,003.60x = 1,236,691,958 × 885,079,003.60 - Step 4: Simplify right side
885,079,003.60x = 1,094,570,085,946,773,120 - Step 5: Solve for x
x = 1,094,570,085,946,773,120/885,079,003.60 - Step 6: Final answer
x = 1,236,691,958
Related Problems
Find fourth proportional to 442,539,501.80, 618,345,979 and 442,539,501.80
Half scale
Find fourth proportional to 1,770,158,007.20, 2,473,383,916 and 1,770,158,007.20
Double scale
Find fourth proportional to 885,079,004.60, 1,236,691,959.40 and 885,079,004.60
Similar ratio
Find fourth proportional to 1,327,618,505.40, 1,855,037,937 and 1,327,618,505.40
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.