Finding the Fourth Proportional to 144,860,974.80, 217,291,462.20 and 110,848,750.80
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Solution
The fourth proportional to 144,860,974.80, 217,291,462.20 and 110,848,750.80 is: 166,273,126.20
Step by Step Solution
- Step 1: Write the proportion equation
144,860,974.80 : 217,291,462.20 = 110,848,750.80 : x - Step 2: Convert to fraction form
144,860,974.80/217,291,462.20 = 110,848,750.80/x - Step 3: Cross multiply
144,860,974.80x = 217,291,462.20 × 110,848,750.80 - Step 4: Simplify right side
144,860,974.80x = 24,086,487,144,375,416 - Step 5: Solve for x
x = 24,086,487,144,375,416/144,860,974.80 - Step 6: Final answer
x = 166,273,126.20
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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.