Finding the Fourth Proportional to 6,124,698,976.38, 9,188,683,367.48 and 2,194,802,391.09
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Solution
The fourth proportional to 6,124,698,976.38, 9,188,683,367.48 and 2,194,802,391.09 is: 3,292,789,458.50
Step by Step Solution
- Step 1: Write the proportion equation
6,124,698,976.38 : 9,188,683,367.48 = 2,194,802,391.09 : x - Step 2: Convert to fraction form
6,124,698,976.38/9,188,683,367.48 = 2,194,802,391.09/x - Step 3: Cross multiply
6,124,698,976.38x = 9,188,683,367.48 × 2,194,802,391.09 - Step 4: Simplify right side
6,124,698,976.38x = 20,167,344,225,912,627,200 - Step 5: Solve for x
x = 20,167,344,225,912,627,200/6,124,698,976.38 - Step 6: Final answer
x = 3,292,789,458.50
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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.