Finding the Fourth Proportional to 203,821,833.24, 305,430,418.83 and 149,704,605.72
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Solution
The fourth proportional to 203,821,833.24, 305,430,418.83 and 149,704,605.72 is: 224,334,850.19
Step by Step Solution
- Step 1: Write the proportion equation
203,821,833.24 : 305,430,418.83 = 149,704,605.72 : x - Step 2: Convert to fraction form
203,821,833.24/305,430,418.83 = 149,704,605.72/x - Step 3: Cross multiply
203,821,833.24x = 305,430,418.83 × 149,704,605.72 - Step 4: Simplify right side
203,821,833.24x = 45,724,340,425,839,608 - Step 5: Solve for x
x = 45,724,340,425,839,608/203,821,833.24 - Step 6: Final answer
x = 224,334,850.19
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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.