Finding the Fourth Proportional to 121,840,586.70, 182,742,902.88 and 35,555,825.94
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Solution
The fourth proportional to 121,840,586.70, 182,742,902.88 and 35,555,825.94 is: 53,328,492.77
Step by Step Solution
- Step 1: Write the proportion equation
121,840,586.70 : 182,742,902.88 = 35,555,825.94 : x - Step 2: Convert to fraction form
121,840,586.70/182,742,902.88 = 35,555,825.94/x - Step 3: Cross multiply
121,840,586.70x = 182,742,902.88 × 35,555,825.94 - Step 4: Simplify right side
121,840,586.70x = 6,497,574,846,571,604 - Step 5: Solve for x
x = 6,497,574,846,571,604/121,840,586.70 - Step 6: Final answer
x = 53,328,492.77
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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.