Finding the Fourth Proportional to 2,823,697,124.96, 4,230,637,163.68 and 1,981,553,794.36
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Solution
The fourth proportional to 2,823,697,124.96, 4,230,637,163.68 and 1,981,553,794.36 is: 2,968,886,092.69
Step by Step Solution
- Step 1: Write the proportion equation
2,823,697,124.96 : 4,230,637,163.68 = 1,981,553,794.36 : x - Step 2: Convert to fraction form
2,823,697,124.96/4,230,637,163.68 = 1,981,553,794.36/x - Step 3: Cross multiply
2,823,697,124.96x = 4,230,637,163.68 × 1,981,553,794.36 - Step 4: Simplify right side
2,823,697,124.96x = 8,383,235,124,250,531,840 - Step 5: Solve for x
x = 8,383,235,124,250,531,840/2,823,697,124.96 - Step 6: Final answer
x = 2,968,886,092.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.