Finding the Fourth Proportional to 246,640,163.21, 370,042,839.30 and 80,651,322.87
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Solution
The fourth proportional to 246,640,163.21, 370,042,839.30 and 80,651,322.87 is: 121,003,992.69
Step by Step Solution
- Step 1: Write the proportion equation
246,640,163.21 : 370,042,839.30 = 80,651,322.87 : x - Step 2: Convert to fraction form
246,640,163.21/370,042,839.30 = 80,651,322.87/x - Step 3: Cross multiply
246,640,163.21x = 370,042,839.30 × 80,651,322.87 - Step 4: Simplify right side
246,640,163.21x = 29,844,444,506,576,540 - Step 5: Solve for x
x = 29,844,444,506,576,540/246,640,163.21 - Step 6: Final answer
x = 121,003,992.69
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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.