Finding the Fourth Proportional to 195,367,396.68, 269,614,589.58 and 107,265,107.70
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Solution
The fourth proportional to 195,367,396.68, 269,614,589.58 and 107,265,107.70 is: 148,030,011.56
Step by Step Solution
- Step 1: Write the proportion equation
195,367,396.68 : 269,614,589.58 = 107,265,107.70 : x - Step 2: Convert to fraction form
195,367,396.68/269,614,589.58 = 107,265,107.70/x - Step 3: Cross multiply
195,367,396.68x = 269,614,589.58 × 107,265,107.70 - Step 4: Simplify right side
195,367,396.68x = 28,920,237,988,789,996 - Step 5: Solve for x
x = 28,920,237,988,789,996/195,367,396.68 - Step 6: Final answer
x = 148,030,011.56
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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.