Finding the Fourth Proportional to 2,823,215,694.65, 3,896,016,124.69 and 1,553,029,336.99
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Solution
The fourth proportional to 2,823,215,694.65, 3,896,016,124.69 and 1,553,029,336.99 is: 2,143,168,639.40
Step by Step Solution
- Step 1: Write the proportion equation
2,823,215,694.65 : 3,896,016,124.69 = 1,553,029,336.99 : x - Step 2: Convert to fraction form
2,823,215,694.65/3,896,016,124.69 = 1,553,029,336.99/x - Step 3: Cross multiply
2,823,215,694.65x = 3,896,016,124.69 × 1,553,029,336.99 - Step 4: Simplify right side
2,823,215,694.65x = 6,050,627,339,029,659,648 - Step 5: Solve for x
x = 6,050,627,339,029,659,648/2,823,215,694.65 - Step 6: Final answer
x = 2,143,168,639.40
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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.