Finding the Fourth Proportional to 1,597,435,495.74, 2,396,410,722.36 and 492,039,838.44
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Solution
The fourth proportional to 1,597,435,495.74, 2,396,410,722.36 and 492,039,838.44 is: 738,139,065.90
Step by Step Solution
- Step 1: Write the proportion equation
1,597,435,495.74 : 2,396,410,722.36 = 492,039,838.44 : x - Step 2: Convert to fraction form
1,597,435,495.74/2,396,410,722.36 = 492,039,838.44/x - Step 3: Cross multiply
1,597,435,495.74x = 2,396,410,722.36 × 492,039,838.44 - Step 4: Simplify right side
1,597,435,495.74x = 1,179,129,544,665,898,240 - Step 5: Solve for x
x = 1,179,129,544,665,898,240/1,597,435,495.74 - Step 6: Final answer
x = 738,139,065.90
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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.