Finding the Fourth Proportional to 5,553,850,879.44, 7,664,535,186.39 and 3,047,814,272.70
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Solution
The fourth proportional to 5,553,850,879.44, 7,664,535,186.39 and 3,047,814,272.70 is: 4,206,104,960.64
Step by Step Solution
- Step 1: Write the proportion equation
5,553,850,879.44 : 7,664,535,186.39 = 3,047,814,272.70 : x - Step 2: Convert to fraction form
5,553,850,879.44/7,664,535,186.39 = 3,047,814,272.70/x - Step 3: Cross multiply
5,553,850,879.44x = 7,664,535,186.39 × 3,047,814,272.70 - Step 4: Simplify right side
5,553,850,879.44x = 23,360,079,734,690,795,520 - Step 5: Solve for x
x = 23,360,079,734,690,795,520/5,553,850,879.44 - Step 6: Final answer
x = 4,206,104,960.64
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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.