Finding the Fourth Proportional to 325,395,817.44, 449,044,694.64 and 176,715,898.08
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Solution
The fourth proportional to 325,395,817.44, 449,044,694.64 and 176,715,898.08 is: 243,867,106.58
Step by Step Solution
- Step 1: Write the proportion equation
325,395,817.44 : 449,044,694.64 = 176,715,898.08 : x - Step 2: Convert to fraction form
325,395,817.44/449,044,694.64 = 176,715,898.08/x - Step 3: Cross multiply
325,395,817.44x = 449,044,694.64 × 176,715,898.08 - Step 4: Simplify right side
325,395,817.44x = 79,353,336,491,366,960 - Step 5: Solve for x
x = 79,353,336,491,366,960/325,395,817.44 - Step 6: Final answer
x = 243,867,106.58
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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.