Finding the Fourth Proportional to 144,860,785.80, 217,291,178.70 and 110,848,561.80
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Solution
The fourth proportional to 144,860,785.80, 217,291,178.70 and 110,848,561.80 is: 166,272,842.70
Step by Step Solution
- Step 1: Write the proportion equation
144,860,785.80 : 217,291,178.70 = 110,848,561.80 : x - Step 2: Convert to fraction form
144,860,785.80/217,291,178.70 = 110,848,561.80/x - Step 3: Cross multiply
144,860,785.80x = 217,291,178.70 × 110,848,561.80 - Step 4: Simplify right side
144,860,785.80x = 24,086,414,650,721,792 - Step 5: Solve for x
x = 24,086,414,650,721,792/144,860,785.80 - Step 6: Final answer
x = 166,272,842.70
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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.