Finding the Fourth Proportional to 5,276,722,623.41, 7,281,850,756.37 and 2,865,383,576.07
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Solution
The fourth proportional to 5,276,722,623.41, 7,281,850,756.37 and 2,865,383,576.07 is: 3,954,214,964.44
Step by Step Solution
- Step 1: Write the proportion equation
5,276,722,623.41 : 7,281,850,756.37 = 2,865,383,576.07 : x - Step 2: Convert to fraction form
5,276,722,623.41/7,281,850,756.37 = 2,865,383,576.07/x - Step 3: Cross multiply
5,276,722,623.41x = 7,281,850,756.37 × 2,865,383,576.07 - Step 4: Simplify right side
5,276,722,623.41x = 20,865,295,560,681,177,088 - Step 5: Solve for x
x = 20,865,295,560,681,177,088/5,276,722,623.41 - Step 6: Final answer
x = 3,954,214,964.44
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1.5x scale
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.