Finding the Fourth Proportional to 3,785,536,384.40, 5,673,228,903.44 and 2,946,192,631.68
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Solution
The fourth proportional to 3,785,536,384.40, 5,673,228,903.44 and 2,946,192,631.68 is: 4,415,338,672.22
Step by Step Solution
- Step 1: Write the proportion equation
3,785,536,384.40 : 5,673,228,903.44 = 2,946,192,631.68 : x - Step 2: Convert to fraction form
3,785,536,384.40/5,673,228,903.44 = 2,946,192,631.68/x - Step 3: Cross multiply
3,785,536,384.40x = 5,673,228,903.44 × 2,946,192,631.68 - Step 4: Simplify right side
3,785,536,384.40x = 16,714,425,193,148,932,096 - Step 5: Solve for x
x = 16,714,425,193,148,932,096/3,785,536,384.40 - Step 6: Final answer
x = 4,415,338,672.22
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1.5x scale
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.