Finding the Fourth Proportional to 6,288,193,266.70, 9,432,289,900.05 and 2,147,016,037.90
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Solution
The fourth proportional to 6,288,193,266.70, 9,432,289,900.05 and 2,147,016,037.90 is: 3,220,524,056.85
Step by Step Solution
- Step 1: Write the proportion equation
6,288,193,266.70 : 9,432,289,900.05 = 2,147,016,037.90 : x - Step 2: Convert to fraction form
6,288,193,266.70/9,432,289,900.05 = 2,147,016,037.90/x - Step 3: Cross multiply
6,288,193,266.70x = 9,432,289,900.05 × 2,147,016,037.90 - Step 4: Simplify right side
6,288,193,266.70x = 20,251,277,689,529,536,512 - Step 5: Solve for x
x = 20,251,277,689,529,536,512/6,288,193,266.70 - Step 6: Final answer
x = 3,220,524,056.85
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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.