Finding the Fourth Proportional to 197,664,331.80, 296,496,497.70 and 54,057,163.80
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Solution
The fourth proportional to 197,664,331.80, 296,496,497.70 and 54,057,163.80 is: 81,085,745.70
Step by Step Solution
- Step 1: Write the proportion equation
197,664,331.80 : 296,496,497.70 = 54,057,163.80 : x - Step 2: Convert to fraction form
197,664,331.80/296,496,497.70 = 54,057,163.80/x - Step 3: Cross multiply
197,664,331.80x = 296,496,497.70 × 54,057,163.80 - Step 4: Simplify right side
197,664,331.80x = 16,027,759,742,295,222 - Step 5: Solve for x
x = 16,027,759,742,295,222/197,664,331.80 - Step 6: Final answer
x = 81,085,745.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.