Finding the Fourth Proportional to 4,439,823,493.25, 6,657,555,996.88 and 2,196,278,630.12
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Solution
The fourth proportional to 4,439,823,493.25, 6,657,555,996.88 and 2,196,278,630.12 is: 3,293,339,923.76
Step by Step Solution
- Step 1: Write the proportion equation
4,439,823,493.25 : 6,657,555,996.88 = 2,196,278,630.12 : x - Step 2: Convert to fraction form
4,439,823,493.25/6,657,555,996.88 = 2,196,278,630.12/x - Step 3: Cross multiply
4,439,823,493.25x = 6,657,555,996.88 × 2,196,278,630.12 - Step 4: Simplify right side
4,439,823,493.25x = 14,621,847,964,774,797,312 - Step 5: Solve for x
x = 14,621,847,964,774,797,312/4,439,823,493.25 - Step 6: Final answer
x = 3,293,339,923.76
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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.