Finding the Fourth Proportional to 205,257,087.60, 307,883,062.08 and 49,812,183.12
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Solution
The fourth proportional to 205,257,087.60, 307,883,062.08 and 49,812,183.12 is: 74,717,651.15
Step by Step Solution
- Step 1: Write the proportion equation
205,257,087.60 : 307,883,062.08 = 49,812,183.12 : x - Step 2: Convert to fraction form
205,257,087.60/307,883,062.08 = 49,812,183.12/x - Step 3: Cross multiply
205,257,087.60x = 307,883,062.08 × 49,812,183.12 - Step 4: Simplify right side
205,257,087.60x = 15,336,327,467,875,286 - Step 5: Solve for x
x = 15,336,327,467,875,286/205,257,087.60 - Step 6: Final answer
x = 74,717,651.15
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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.