Finding the Fourth Proportional to 89,856,467.40, 134,784,701.10 and 44,408,857.80
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Solution
The fourth proportional to 89,856,467.40, 134,784,701.10 and 44,408,857.80 is: 66,613,286.70
Step by Step Solution
- Step 1: Write the proportion equation
89,856,467.40 : 134,784,701.10 = 44,408,857.80 : x - Step 2: Convert to fraction form
89,856,467.40/134,784,701.10 = 44,408,857.80/x - Step 3: Cross multiply
89,856,467.40x = 134,784,701.10 × 44,408,857.80 - Step 4: Simplify right side
89,856,467.40x = 5,985,634,624,765,403 - Step 5: Solve for x
x = 5,985,634,624,765,403/89,856,467.40 - Step 6: Final answer
x = 66,613,286.70
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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.