Finding the Fourth Proportional to 3,879,746,623.10, 5,819,619,934.65 and 2,247,159,871.10
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Solution
The fourth proportional to 3,879,746,623.10, 5,819,619,934.65 and 2,247,159,871.10 is: 3,370,739,806.65
Step by Step Solution
- Step 1: Write the proportion equation
3,879,746,623.10 : 5,819,619,934.65 = 2,247,159,871.10 : x - Step 2: Convert to fraction form
3,879,746,623.10/5,819,619,934.65 = 2,247,159,871.10/x - Step 3: Cross multiply
3,879,746,623.10x = 5,819,619,934.65 × 2,247,159,871.10 - Step 4: Simplify right side
3,879,746,623.10x = 13,077,616,382,199,083,008 - Step 5: Solve for x
x = 13,077,616,382,199,083,008/3,879,746,623.10 - Step 6: Final answer
x = 3,370,739,806.65
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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.