Finding the Fourth Proportional to 167,324,778.75, 230,664,832.38 and 116,932,544.18
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Solution
The fourth proportional to 167,324,778.75, 230,664,832.38 and 116,932,544.18 is: 161,196,840.69
Step by Step Solution
- Step 1: Write the proportion equation
167,324,778.75 : 230,664,832.38 = 116,932,544.18 : x - Step 2: Convert to fraction form
167,324,778.75/230,664,832.38 = 116,932,544.18/x - Step 3: Cross multiply
167,324,778.75x = 230,664,832.38 × 116,932,544.18 - Step 4: Simplify right side
167,324,778.75x = 26,972,225,702,461,984 - Step 5: Solve for x
x = 26,972,225,702,461,984/167,324,778.75 - Step 6: Final answer
x = 161,196,840.69
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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.