Finding the Fourth Proportional to 4,397,821,202.76, 6,068,950,143.54 and 2,390,536,908.42
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Solution
The fourth proportional to 4,397,821,202.76, 6,068,950,143.54 and 2,390,536,908.42 is: 3,298,917,496.78
Step by Step Solution
- Step 1: Write the proportion equation
4,397,821,202.76 : 6,068,950,143.54 = 2,390,536,908.42 : x - Step 2: Convert to fraction form
4,397,821,202.76/6,068,950,143.54 = 2,390,536,908.42/x - Step 3: Cross multiply
4,397,821,202.76x = 6,068,950,143.54 × 2,390,536,908.42 - Step 4: Simplify right side
4,397,821,202.76x = 14,508,049,313,493,227,520 - Step 5: Solve for x
x = 14,508,049,313,493,227,520/4,397,821,202.76 - Step 6: Final answer
x = 3,298,917,496.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.