Finding the Fourth Proportional to 346,106,217.37, 477,626,603.27 and 189,473,324.36
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Solution
The fourth proportional to 346,106,217.37, 477,626,603.27 and 189,473,324.36 is: 261,473,200.37
Step by Step Solution
- Step 1: Write the proportion equation
346,106,217.37 : 477,626,603.27 = 189,473,324.36 : x - Step 2: Convert to fraction form
346,106,217.37/477,626,603.27 = 189,473,324.36/x - Step 3: Cross multiply
346,106,217.37x = 477,626,603.27 × 189,473,324.36 - Step 4: Simplify right side
346,106,217.37x = 90,497,500,324,341,744 - Step 5: Solve for x
x = 90,497,500,324,341,744/346,106,217.37 - Step 6: Final answer
x = 261,473,200.37
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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.