Finding the Fourth Proportional to 4,795,695,450.57, 6,617,723,755.28 and 2,788,388,175.99
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Solution
The fourth proportional to 4,795,695,450.57, 6,617,723,755.28 and 2,788,388,175.99 is: 3,847,780,339.97
Step by Step Solution
- Step 1: Write the proportion equation
4,795,695,450.57 : 6,617,723,755.28 = 2,788,388,175.99 : x - Step 2: Convert to fraction form
4,795,695,450.57/6,617,723,755.28 = 2,788,388,175.99/x - Step 3: Cross multiply
4,795,695,450.57x = 6,617,723,755.28 × 2,788,388,175.99 - Step 4: Simplify right side
4,795,695,450.57x = 18,452,782,671,176,949,760 - Step 5: Solve for x
x = 18,452,782,671,176,949,760/4,795,695,450.57 - Step 6: Final answer
x = 3,847,780,339.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.