Finding the Fourth Proportional to 140,663,324.44, 211,188,253.74 and 71,622,511.84
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Solution
The fourth proportional to 140,663,324.44, 211,188,253.74 and 71,622,511.84 is: 107,532,174.89
Step by Step Solution
- Step 1: Write the proportion equation
140,663,324.44 : 211,188,253.74 = 71,622,511.84 : x - Step 2: Convert to fraction form
140,663,324.44/211,188,253.74 = 71,622,511.84/x - Step 3: Cross multiply
140,663,324.44x = 211,188,253.74 × 71,622,511.84 - Step 4: Simplify right side
140,663,324.44x = 15,125,833,203,962,076 - Step 5: Solve for x
x = 15,125,833,203,962,076/140,663,324.44 - Step 6: Final answer
x = 107,532,174.89
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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.