Finding the Fourth Proportional to 3,461,838,372.24, 5,192,797,449.23 and 1,251,215,972.88
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Solution
The fourth proportional to 3,461,838,372.24, 5,192,797,449.23 and 1,251,215,972.88 is: 1,876,838,377.12
Step by Step Solution
- Step 1: Write the proportion equation
3,461,838,372.24 : 5,192,797,449.23 = 1,251,215,972.88 : x - Step 2: Convert to fraction form
3,461,838,372.24/5,192,797,449.23 = 1,251,215,972.88/x - Step 3: Cross multiply
3,461,838,372.24x = 5,192,797,449.23 × 1,251,215,972.88 - Step 4: Simplify right side
3,461,838,372.24x = 6,497,311,112,407,097,344 - Step 5: Solve for x
x = 6,497,311,112,407,097,344/3,461,838,372.24 - Step 6: Final answer
x = 1,876,838,377.12
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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.