Finding the Fourth Proportional to 146,323,438.47, 201,907,786.12 and 80,226,543.62
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Solution
The fourth proportional to 146,323,438.47, 201,907,786.12 and 80,226,543.62 is: 110,702,454.64
Step by Step Solution
- Step 1: Write the proportion equation
146,323,438.47 : 201,907,786.12 = 80,226,543.62 : x - Step 2: Convert to fraction form
146,323,438.47/201,907,786.12 = 80,226,543.62/x - Step 3: Cross multiply
146,323,438.47x = 201,907,786.12 × 80,226,543.62 - Step 4: Simplify right side
146,323,438.47x = 16,198,363,810,678,014 - Step 5: Solve for x
x = 16,198,363,810,678,014/146,323,438.47 - Step 6: Final answer
x = 110,702,454.64
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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.