Finding the Fourth Proportional to 4,683,112,245.21, 7,025,081,276.04 and 1,321,713,163.51
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Solution
The fourth proportional to 4,683,112,245.21, 7,025,081,276.04 and 1,321,713,163.51 is: 1,982,686,280.21
Step by Step Solution
- Step 1: Write the proportion equation
4,683,112,245.21 : 7,025,081,276.04 = 1,321,713,163.51 : x - Step 2: Convert to fraction form
4,683,112,245.21/7,025,081,276.04 = 1,321,713,163.51/x - Step 3: Cross multiply
4,683,112,245.21x = 7,025,081,276.04 × 1,321,713,163.51 - Step 4: Simplify right side
4,683,112,245.21x = 9,285,142,397,269,696,512 - Step 5: Solve for x
x = 9,285,142,397,269,696,512/4,683,112,245.21 - Step 6: Final answer
x = 1,982,686,280.21
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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.