Finding the Fourth Proportional to 4,438,095,076.62, 6,121,621,490.49 and 2,854,190,682.18
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Solution
The fourth proportional to 4,438,095,076.62, 6,121,621,490.49 and 2,854,190,682.18 is: 3,936,886,145.15
Step by Step Solution
- Step 1: Write the proportion equation
4,438,095,076.62 : 6,121,621,490.49 = 2,854,190,682.18 : x - Step 2: Convert to fraction form
4,438,095,076.62/6,121,621,490.49 = 2,854,190,682.18/x - Step 3: Cross multiply
4,438,095,076.62x = 6,121,621,490.49 × 2,854,190,682.18 - Step 4: Simplify right side
4,438,095,076.62x = 17,472,275,017,989,400,576 - Step 5: Solve for x
x = 17,472,275,017,989,400,576/4,438,095,076.62 - Step 6: Final answer
x = 3,936,886,145.15
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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.