Finding the Fourth Proportional to 165,173,532.99, 227,945,468.37 and 94,622,778.42
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Solution
The fourth proportional to 165,173,532.99, 227,945,468.37 and 94,622,778.42 is: 130,582,867.33
Step by Step Solution
- Step 1: Write the proportion equation
165,173,532.99 : 227,945,468.37 = 94,622,778.42 : x - Step 2: Convert to fraction form
165,173,532.99/227,945,468.37 = 94,622,778.42/x - Step 3: Cross multiply
165,173,532.99x = 227,945,468.37 × 94,622,778.42 - Step 4: Simplify right side
165,173,532.99x = 21,568,833,545,417,628 - Step 5: Solve for x
x = 21,568,833,545,417,628/165,173,532.99 - Step 6: Final answer
x = 130,582,867.33
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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.