Finding the Fourth Proportional to 3,882,607,465.80, 5,823,911,198.70 and 2,694,517,966.20
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Solution
The fourth proportional to 3,882,607,465.80, 5,823,911,198.70 and 2,694,517,966.20 is: 4,041,776,949.30
Step by Step Solution
- Step 1: Write the proportion equation
3,882,607,465.80 : 5,823,911,198.70 = 2,694,517,966.20 : x - Step 2: Convert to fraction form
3,882,607,465.80/5,823,911,198.70 = 2,694,517,966.20/x - Step 3: Cross multiply
3,882,607,465.80x = 5,823,911,198.70 × 2,694,517,966.20 - Step 4: Simplify right side
3,882,607,465.80x = 15,692,633,358,450,526,208 - Step 5: Solve for x
x = 15,692,633,358,450,526,208/3,882,607,465.80 - Step 6: Final answer
x = 4,041,776,949.30
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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.