Finding the Fourth Proportional to 580,884,193.67, 871,510,485.31 and 207,384,066.99
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Solution
The fourth proportional to 580,884,193.67, 871,510,485.31 and 207,384,066.99 is: 311,141,860.70
Step by Step Solution
- Step 1: Write the proportion equation
580,884,193.67 : 871,510,485.31 = 207,384,066.99 : x - Step 2: Convert to fraction form
580,884,193.67/871,510,485.31 = 207,384,066.99/x - Step 3: Cross multiply
580,884,193.67x = 871,510,485.31 × 207,384,066.99 - Step 4: Simplify right side
580,884,193.67x = 180,737,388,867,498,016 - Step 5: Solve for x
x = 180,737,388,867,498,016/580,884,193.67 - Step 6: Final answer
x = 311,141,860.70
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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.