Finding the Fourth Proportional to 162,485,595.12, 224,171,274.96 and 106,761,028.44
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Solution
The fourth proportional to 162,485,595.12, 224,171,274.96 and 106,761,028.44 is: 147,291,554.33
Step by Step Solution
- Step 1: Write the proportion equation
162,485,595.12 : 224,171,274.96 = 106,761,028.44 : x - Step 2: Convert to fraction form
162,485,595.12/224,171,274.96 = 106,761,028.44/x - Step 3: Cross multiply
162,485,595.12x = 224,171,274.96 × 106,761,028.44 - Step 4: Simplify right side
162,485,595.12x = 23,932,755,861,435,620 - Step 5: Solve for x
x = 23,932,755,861,435,620/162,485,595.12 - Step 6: Final answer
x = 147,291,554.33
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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.