Finding the Fourth Proportional to 325,395,817.94, 449,044,695.33 and 176,715,898.58
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Solution
The fourth proportional to 325,395,817.94, 449,044,695.33 and 176,715,898.58 is: 243,867,107.27
Step by Step Solution
- Step 1: Write the proportion equation
325,395,817.94 : 449,044,695.33 = 176,715,898.58 : x - Step 2: Convert to fraction form
325,395,817.94/449,044,695.33 = 176,715,898.58/x - Step 3: Cross multiply
325,395,817.94x = 449,044,695.33 × 176,715,898.58 - Step 4: Simplify right side
325,395,817.94x = 79,353,336,837,823,280 - Step 5: Solve for x
x = 79,353,336,837,823,280/325,395,817.94 - Step 6: Final answer
x = 243,867,107.27
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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.