Finding the Fourth Proportional to 199,743,027.87, 299,585,975.94 and 68,582,849.61
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Solution
The fourth proportional to 199,743,027.87, 299,585,975.94 and 68,582,849.61 is: 102,864,466.17
Step by Step Solution
- Step 1: Write the proportion equation
199,743,027.87 : 299,585,975.94 = 68,582,849.61 : x - Step 2: Convert to fraction form
199,743,027.87/299,585,975.94 = 68,582,849.61/x - Step 3: Cross multiply
199,743,027.87x = 299,585,975.94 × 68,582,849.61 - Step 4: Simplify right side
199,743,027.87x = 20,546,459,933,158,100 - Step 5: Solve for x
x = 20,546,459,933,158,100/199,743,027.87 - Step 6: Final answer
x = 102,864,466.17
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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.