Finding the Fourth Proportional to 5,414,923,644.56, 7,472,450,444.29 and 3,125,978,604.44
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Solution
The fourth proportional to 5,414,923,644.56, 7,472,450,444.29 and 3,125,978,604.44 is: 4,313,767,237.52
Step by Step Solution
- Step 1: Write the proportion equation
5,414,923,644.56 : 7,472,450,444.29 = 3,125,978,604.44 : x - Step 2: Convert to fraction form
5,414,923,644.56/7,472,450,444.29 = 3,125,978,604.44/x - Step 3: Cross multiply
5,414,923,644.56x = 7,472,450,444.29 × 3,125,978,604.44 - Step 4: Simplify right side
5,414,923,644.56x = 23,358,720,211,588,714,496 - Step 5: Solve for x
x = 23,358,720,211,588,714,496/5,414,923,644.56 - Step 6: Final answer
x = 4,313,767,237.52
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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.