Finding the Fourth Proportional to 321,905,620.44, 444,240,472.94 and 180,801,668.08
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Solution
The fourth proportional to 321,905,620.44, 444,240,472.94 and 180,801,668.08 is: 249,512,321.12
Step by Step Solution
- Step 1: Write the proportion equation
321,905,620.44 : 444,240,472.94 = 180,801,668.08 : x - Step 2: Convert to fraction form
321,905,620.44/444,240,472.94 = 180,801,668.08/x - Step 3: Cross multiply
321,905,620.44x = 444,240,472.94 × 180,801,668.08 - Step 4: Simplify right side
321,905,620.44x = 80,319,418,536,200,112 - Step 5: Solve for x
x = 80,319,418,536,200,112/321,905,620.44 - Step 6: Final answer
x = 249,512,321.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.