Finding the Fourth Proportional to 110,987,998.80, 166,481,998.20 and 109,074,811.20
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Solution
The fourth proportional to 110,987,998.80, 166,481,998.20 and 109,074,811.20 is: 163,612,216.80
Step by Step Solution
- Step 1: Write the proportion equation
110,987,998.80 : 166,481,998.20 = 109,074,811.20 : x - Step 2: Convert to fraction form
110,987,998.80/166,481,998.20 = 109,074,811.20/x - Step 3: Cross multiply
110,987,998.80x = 166,481,998.20 × 109,074,811.20 - Step 4: Simplify right side
110,987,998.80x = 18,158,992,521,863,740 - Step 5: Solve for x
x = 18,158,992,521,863,740/110,987,998.80 - Step 6: Final answer
x = 163,612,216.80
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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.