Finding the Fourth Proportional to 144,052,906.85, 216,113,735.81 and 47,008,794.99
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Solution
The fourth proportional to 144,052,906.85, 216,113,735.81 and 47,008,794.99 is: 70,524,410.26
Step by Step Solution
- Step 1: Write the proportion equation
144,052,906.85 : 216,113,735.81 = 47,008,794.99 : x - Step 2: Convert to fraction form
144,052,906.85/216,113,735.81 = 47,008,794.99/x - Step 3: Cross multiply
144,052,906.85x = 216,113,735.81 × 47,008,794.99 - Step 4: Simplify right side
144,052,906.85x = 10,159,246,302,143,260 - Step 5: Solve for x
x = 10,159,246,302,143,260/144,052,906.85 - Step 6: Final answer
x = 70,524,410.26
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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.