Finding the Fourth Proportional to 4,270,106,423.80, 6,394,410,093.30 and 2,808,168,657.40
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Solution
The fourth proportional to 4,270,106,423.80, 6,394,410,093.30 and 2,808,168,657.40 is: 4,205,183,717.78
Step by Step Solution
- Step 1: Write the proportion equation
4,270,106,423.80 : 6,394,410,093.30 = 2,808,168,657.40 : x - Step 2: Convert to fraction form
4,270,106,423.80/6,394,410,093.30 = 2,808,168,657.40/x - Step 3: Cross multiply
4,270,106,423.80x = 6,394,410,093.30 × 2,808,168,657.40 - Step 4: Simplify right side
4,270,106,423.80x = 17,956,582,006,567,270,400 - Step 5: Solve for x
x = 17,956,582,006,567,270,400/4,270,106,423.80 - Step 6: Final answer
x = 4,205,183,717.78
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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.