Finding the Fourth Proportional to 166,760,149.39, 230,129,027.97 and 92,425,509.10
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Solution
The fourth proportional to 166,760,149.39, 230,129,027.97 and 92,425,509.10 is: 127,547,214.65
Step by Step Solution
- Step 1: Write the proportion equation
166,760,149.39 : 230,129,027.97 = 92,425,509.10 : x - Step 2: Convert to fraction form
166,760,149.39/230,129,027.97 = 92,425,509.10/x - Step 3: Cross multiply
166,760,149.39x = 230,129,027.97 × 92,425,509.10 - Step 4: Simplify right side
166,760,149.39x = 21,269,792,568,815,388 - Step 5: Solve for x
x = 21,269,792,568,815,388/166,760,149.39 - Step 6: Final answer
x = 127,547,214.65
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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.