Finding the Fourth Proportional to 6,137,990,497.28, 8,470,410,954.24 and 3,425,229,857.92
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Solution
The fourth proportional to 6,137,990,497.28, 8,470,410,954.24 and 3,425,229,857.92 is: 4,726,808,313.27
Step by Step Solution
- Step 1: Write the proportion equation
6,137,990,497.28 : 8,470,410,954.24 = 3,425,229,857.92 : x - Step 2: Convert to fraction form
6,137,990,497.28/8,470,410,954.24 = 3,425,229,857.92/x - Step 3: Cross multiply
6,137,990,497.28x = 8,470,410,954.24 × 3,425,229,857.92 - Step 4: Simplify right side
6,137,990,497.28x = 29,013,104,509,315,485,696 - Step 5: Solve for x
x = 29,013,104,509,315,485,696/6,137,990,497.28 - Step 6: Final answer
x = 4,726,808,313.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.