Finding the Fourth Proportional to 2,361,804,399.28, 3,542,803,419.84 and 810,162,794.08
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Solution
The fourth proportional to 2,361,804,399.28, 3,542,803,419.84 and 810,162,794.08 is: 1,215,277,403.31
Step by Step Solution
- Step 1: Write the proportion equation
2,361,804,399.28 : 3,542,803,419.84 = 810,162,794.08 : x - Step 2: Convert to fraction form
2,361,804,399.28/3,542,803,419.84 = 810,162,794.08/x - Step 3: Cross multiply
2,361,804,399.28x = 3,542,803,419.84 × 810,162,794.08 - Step 4: Simplify right side
2,361,804,399.28x = 2,870,247,517,493,753,856 - Step 5: Solve for x
x = 2,870,247,517,493,753,856/2,361,804,399.28 - Step 6: Final answer
x = 1,215,277,403.31
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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.