Finding the Fourth Proportional to 69,716,376.20, 104,325,732.30 and 44,169,624.20
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Solution
The fourth proportional to 69,716,376.20, 104,325,732.30 and 44,169,624.20 is: 66,096,785.88
Step by Step Solution
- Step 1: Write the proportion equation
69,716,376.20 : 104,325,732.30 = 44,169,624.20 : x - Step 2: Convert to fraction form
69,716,376.20/104,325,732.30 = 44,169,624.20/x - Step 3: Cross multiply
69,716,376.20x = 104,325,732.30 × 44,169,624.20 - Step 4: Simplify right side
69,716,376.20x = 4,608,028,390,080,802 - Step 5: Solve for x
x = 4,608,028,390,080,802/69,716,376.20 - Step 6: Final answer
x = 66,096,785.88
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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.