Finding the Fourth Proportional to 176,135,231.80, 264,202,847.70 and 73,972,588.60
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Solution
The fourth proportional to 176,135,231.80, 264,202,847.70 and 73,972,588.60 is: 110,958,882.90
Step by Step Solution
- Step 1: Write the proportion equation
176,135,231.80 : 264,202,847.70 = 73,972,588.60 : x - Step 2: Convert to fraction form
176,135,231.80/264,202,847.70 = 73,972,588.60/x - Step 3: Cross multiply
176,135,231.80x = 264,202,847.70 × 73,972,588.60 - Step 4: Simplify right side
176,135,231.80x = 19,543,768,559,860,552 - Step 5: Solve for x
x = 19,543,768,559,860,552/176,135,231.80 - Step 6: Final answer
x = 110,958,882.90
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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.