Finding the Fourth Proportional to 4,683,112,245.46, 7,025,081,276.42 and 1,321,713,163.76
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Solution
The fourth proportional to 4,683,112,245.46, 7,025,081,276.42 and 1,321,713,163.76 is: 1,982,686,280.59
Step by Step Solution
- Step 1: Write the proportion equation
4,683,112,245.46 : 7,025,081,276.42 = 1,321,713,163.76 : x - Step 2: Convert to fraction form
4,683,112,245.46/7,025,081,276.42 = 1,321,713,163.76/x - Step 3: Cross multiply
4,683,112,245.46x = 7,025,081,276.42 × 1,321,713,163.76 - Step 4: Simplify right side
4,683,112,245.46x = 9,285,142,399,521,607,680 - Step 5: Solve for x
x = 9,285,142,399,521,607,680/4,683,112,245.46 - Step 6: Final answer
x = 1,982,686,280.59
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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.