Finding the Fourth Proportional to 3,176,658,985.12, 4,759,466,388.68 and 2,229,247,738.24
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Solution
The fourth proportional to 3,176,658,985.12, 4,759,466,388.68 and 2,229,247,738.24 is: 3,339,996,433.96
Step by Step Solution
- Step 1: Write the proportion equation
3,176,658,985.12 : 4,759,466,388.68 = 2,229,247,738.24 : x - Step 2: Convert to fraction form
3,176,658,985.12/4,759,466,388.68 = 2,229,247,738.24/x - Step 3: Cross multiply
3,176,658,985.12x = 4,759,466,388.68 × 2,229,247,738.24 - Step 4: Simplify right side
3,176,658,985.12x = 10,610,029,682,194,190,336 - Step 5: Solve for x
x = 10,610,029,682,194,190,336/3,176,658,985.12 - Step 6: Final answer
x = 3,339,996,433.96
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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.