Finding the Fourth Proportional to 144,860,487.80, 217,290,731.70 and 110,848,263.80
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Solution
The fourth proportional to 144,860,487.80, 217,290,731.70 and 110,848,263.80 is: 166,272,395.70
Step by Step Solution
- Step 1: Write the proportion equation
144,860,487.80 : 217,290,731.70 = 110,848,263.80 : x - Step 2: Convert to fraction form
144,860,487.80/217,290,731.70 = 110,848,263.80/x - Step 3: Cross multiply
144,860,487.80x = 217,290,731.70 × 110,848,263.80 - Step 4: Simplify right side
144,860,487.80x = 24,086,300,348,776,620 - Step 5: Solve for x
x = 24,086,300,348,776,620/144,860,487.80 - Step 6: Final answer
x = 166,272,395.70
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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.