Finding the Fourth Proportional to 203,629,900.66, 281,149,852.02 and 190,620,224.98
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Solution
The fourth proportional to 203,629,900.66, 281,149,852.02 and 190,620,224.98 is: 263,187,517.51
Step by Step Solution
- Step 1: Write the proportion equation
203,629,900.66 : 281,149,852.02 = 190,620,224.98 : x - Step 2: Convert to fraction form
203,629,900.66/281,149,852.02 = 190,620,224.98/x - Step 3: Cross multiply
203,629,900.66x = 281,149,852.02 × 190,620,224.98 - Step 4: Simplify right side
203,629,900.66x = 53,592,848,045,146,104 - Step 5: Solve for x
x = 53,592,848,045,146,104/203,629,900.66 - Step 6: Final answer
x = 263,187,517.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.