Finding the Fourth Proportional to 201,703,516.02, 278,479,371.60 and 164,622,247.92
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Solution
The fourth proportional to 201,703,516.02, 278,479,371.60 and 164,622,247.92 is: 227,283,594.54
Step by Step Solution
- Step 1: Write the proportion equation
201,703,516.02 : 278,479,371.60 = 164,622,247.92 : x - Step 2: Convert to fraction form
201,703,516.02/278,479,371.60 = 164,622,247.92/x - Step 3: Cross multiply
201,703,516.02x = 278,479,371.60 × 164,622,247.92 - Step 4: Simplify right side
201,703,516.02x = 45,843,900,152,141,008 - Step 5: Solve for x
x = 45,843,900,152,141,008/201,703,516.02 - Step 6: Final answer
x = 227,283,594.54
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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.