Finding the Fourth Proportional to 4,252,409,939.20, 6,378,614,908.80 and 3,670,800,908.80
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Solution
The fourth proportional to 4,252,409,939.20, 6,378,614,908.80 and 3,670,800,908.80 is: 5,506,201,363.20
Step by Step Solution
- Step 1: Write the proportion equation
4,252,409,939.20 : 6,378,614,908.80 = 3,670,800,908.80 : x - Step 2: Convert to fraction form
4,252,409,939.20/6,378,614,908.80 = 3,670,800,908.80/x - Step 3: Cross multiply
4,252,409,939.20x = 6,378,614,908.80 × 3,670,800,908.80 - Step 4: Simplify right side
4,252,409,939.20x = 23,414,625,404,108,271,616 - Step 5: Solve for x
x = 23,414,625,404,108,271,616/4,252,409,939.20 - Step 6: Final answer
x = 5,506,201,363.20
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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.