Finding the Fourth Proportional to 146,340,408.71, 201,950,760.26 and 80,261,379.83
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Solution
The fourth proportional to 146,340,408.71, 201,950,760.26 and 80,261,379.83 is: 110,761,250.56
Step by Step Solution
- Step 1: Write the proportion equation
146,340,408.71 : 201,950,760.26 = 80,261,379.83 : x - Step 2: Convert to fraction form
146,340,408.71/201,950,760.26 = 80,261,379.83/x - Step 3: Cross multiply
146,340,408.71x = 201,950,760.26 × 80,261,379.83 - Step 4: Simplify right side
146,340,408.71x = 16,208,846,676,890,658 - Step 5: Solve for x
x = 16,208,846,676,890,658/146,340,408.71 - Step 6: Final answer
x = 110,761,250.56
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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.