Finding the Fourth Proportional to 194,589,764.34, 268,533,896.04 and 106,483,780.68
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Solution
The fourth proportional to 194,589,764.34, 268,533,896.04 and 106,483,780.68 is: 146,947,628.97
Step by Step Solution
- Step 1: Write the proportion equation
194,589,764.34 : 268,533,896.04 = 106,483,780.68 : x - Step 2: Convert to fraction form
194,589,764.34/268,533,896.04 = 106,483,780.68/x - Step 3: Cross multiply
194,589,764.34x = 268,533,896.04 × 106,483,780.68 - Step 4: Simplify right side
194,589,764.34x = 28,594,504,491,069,284 - Step 5: Solve for x
x = 28,594,504,491,069,284/194,589,764.34 - Step 6: Final answer
x = 146,947,628.97
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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.