Finding the Fourth Proportional to 146,052,505.03, 201,565,977.84 and 80,862,409.03
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Solution
The fourth proportional to 146,052,505.03, 201,565,977.84 and 80,862,409.03 is: 111,597,610.34
Step by Step Solution
- Step 1: Write the proportion equation
146,052,505.03 : 201,565,977.84 = 80,862,409.03 : x - Step 2: Convert to fraction form
146,052,505.03/201,565,977.84 = 80,862,409.03/x - Step 3: Cross multiply
146,052,505.03x = 201,565,977.84 × 80,862,409.03 - Step 4: Simplify right side
146,052,505.03x = 16,299,110,545,622,168 - Step 5: Solve for x
x = 16,299,110,545,622,168/146,052,505.03 - Step 6: Final answer
x = 111,597,610.34
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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.