Finding the Fourth Proportional to 4,126,469,063.10, 6,189,703,594.65 and 2,657,140,986.30
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Solution
The fourth proportional to 4,126,469,063.10, 6,189,703,594.65 and 2,657,140,986.30 is: 3,985,711,479.45
Step by Step Solution
- Step 1: Write the proportion equation
4,126,469,063.10 : 6,189,703,594.65 = 2,657,140,986.30 : x - Step 2: Convert to fraction form
4,126,469,063.10/6,189,703,594.65 = 2,657,140,986.30/x - Step 3: Cross multiply
4,126,469,063.10x = 6,189,703,594.65 × 2,657,140,986.30 - Step 4: Simplify right side
4,126,469,063.10x = 16,446,915,114,392,956,928 - Step 5: Solve for x
x = 16,446,915,114,392,956,928/4,126,469,063.10 - Step 6: Final answer
x = 3,985,711,479.45
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Similar ratio
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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.