Finding the Fourth Proportional to 5,041,423,269.26, 6,957,774,176.49 and 2,869,315,162.80
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Solution
The fourth proportional to 5,041,423,269.26, 6,957,774,176.49 and 2,869,315,162.80 is: 3,960,002,141.79
Step by Step Solution
- Step 1: Write the proportion equation
5,041,423,269.26 : 6,957,774,176.49 = 2,869,315,162.80 : x - Step 2: Convert to fraction form
5,041,423,269.26/6,957,774,176.49 = 2,869,315,162.80/x - Step 3: Cross multiply
5,041,423,269.26x = 6,957,774,176.49 × 2,869,315,162.80 - Step 4: Simplify right side
5,041,423,269.26x = 19,964,046,943,941,042,176 - Step 5: Solve for x
x = 19,964,046,943,941,042,176/5,041,423,269.26 - Step 6: Final answer
x = 3,960,002,141.79
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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.