Finding the Fourth Proportional to 4,494,915,012.96, 6,728,939,207.28 and 2,718,910,991.52
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Solution
The fourth proportional to 4,494,915,012.96, 6,728,939,207.28 and 2,718,910,991.52 is: 4,070,240,865.33
Step by Step Solution
- Step 1: Write the proportion equation
4,494,915,012.96 : 6,728,939,207.28 = 2,718,910,991.52 : x - Step 2: Convert to fraction form
4,494,915,012.96/6,728,939,207.28 = 2,718,910,991.52/x - Step 3: Cross multiply
4,494,915,012.96x = 6,728,939,207.28 × 2,718,910,991.52 - Step 4: Simplify right side
4,494,915,012.96x = 18,295,386,771,943,467,008 - Step 5: Solve for x
x = 18,295,386,771,943,467,008/4,494,915,012.96 - Step 6: Final answer
x = 4,070,240,865.33
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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.