Finding the Fourth Proportional to 4,080,082,752.80, 6,120,124,129.20 and 2,447,496,000.80
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Solution
The fourth proportional to 4,080,082,752.80, 6,120,124,129.20 and 2,447,496,000.80 is: 3,671,244,001.20
Step by Step Solution
- Step 1: Write the proportion equation
4,080,082,752.80 : 6,120,124,129.20 = 2,447,496,000.80 : x - Step 2: Convert to fraction form
4,080,082,752.80/6,120,124,129.20 = 2,447,496,000.80/x - Step 3: Cross multiply
4,080,082,752.80x = 6,120,124,129.20 × 2,447,496,000.80 - Step 4: Simplify right side
4,080,082,752.80x = 14,978,979,330,616,584,192 - Step 5: Solve for x
x = 14,978,979,330,616,584,192/4,080,082,752.80 - Step 6: Final answer
x = 3,671,244,001.20
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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.