Finding the Fourth Proportional to 4,849,204,616.20, 7,273,806,924.30 and 3,686,943,149.20
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Solution
The fourth proportional to 4,849,204,616.20, 7,273,806,924.30 and 3,686,943,149.20 is: 5,530,414,723.80
Step by Step Solution
- Step 1: Write the proportion equation
4,849,204,616.20 : 7,273,806,924.30 = 3,686,943,149.20 : x - Step 2: Convert to fraction form
4,849,204,616.20/7,273,806,924.30 = 3,686,943,149.20/x - Step 3: Cross multiply
4,849,204,616.20x = 7,273,806,924.30 × 3,686,943,149.20 - Step 4: Simplify right side
4,849,204,616.20x = 26,818,112,608,151,408,640 - Step 5: Solve for x
x = 26,818,112,608,151,408,640/4,849,204,616.20 - Step 6: Final answer
x = 5,530,414,723.80
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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.