Finding the Fourth Proportional to 263,781,896.16, 364,062,606.48 and 146,345,062.08
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Solution
The fourth proportional to 263,781,896.16, 364,062,606.48 and 146,345,062.08 is: 201,980,369.09
Step by Step Solution
- Step 1: Write the proportion equation
263,781,896.16 : 364,062,606.48 = 146,345,062.08 : x - Step 2: Convert to fraction form
263,781,896.16/364,062,606.48 = 146,345,062.08/x - Step 3: Cross multiply
263,781,896.16x = 364,062,606.48 × 146,345,062.08 - Step 4: Simplify right side
263,781,896.16x = 53,278,764,746,322,216 - Step 5: Solve for x
x = 53,278,764,746,322,216/263,781,896.16 - Step 6: Final answer
x = 201,980,369.09
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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.