Finding the Fourth Proportional to 203,985,524.44, 306,068,643.80 and 106,918,163.56
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Solution
The fourth proportional to 203,985,524.44, 306,068,643.80 and 106,918,163.56 is: 160,424,605.66
Step by Step Solution
- Step 1: Write the proportion equation
203,985,524.44 : 306,068,643.80 = 106,918,163.56 : x - Step 2: Convert to fraction form
203,985,524.44/306,068,643.80 = 106,918,163.56/x - Step 3: Cross multiply
203,985,524.44x = 306,068,643.80 × 106,918,163.56 - Step 4: Simplify right side
203,985,524.44x = 32,724,297,318,395,780 - Step 5: Solve for x
x = 32,724,297,318,395,780/203,985,524.44 - Step 6: Final answer
x = 160,424,605.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.