Finding the Fourth Proportional to 213,907,735.99, 295,218,742.86 and 125,797,475.39
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Solution
The fourth proportional to 213,907,735.99, 295,218,742.86 and 125,797,475.39 is: 173,615,845.96
Step by Step Solution
- Step 1: Write the proportion equation
213,907,735.99 : 295,218,742.86 = 125,797,475.39 : x - Step 2: Convert to fraction form
213,907,735.99/295,218,742.86 = 125,797,475.39/x - Step 3: Cross multiply
213,907,735.99x = 295,218,742.86 × 125,797,475.39 - Step 4: Simplify right side
213,907,735.99x = 37,137,772,540,335,640 - Step 5: Solve for x
x = 37,137,772,540,335,640/213,907,735.99 - Step 6: Final answer
x = 173,615,845.96
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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.