Finding the Fourth Proportional to 4,661,609,040.40, 6,991,293,816.60 and 2,692,203,293.20
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Solution
The fourth proportional to 4,661,609,040.40, 6,991,293,816.60 and 2,692,203,293.20 is: 4,037,658,257.84
Step by Step Solution
- Step 1: Write the proportion equation
4,661,609,040.40 : 6,991,293,816.60 = 2,692,203,293.20 : x - Step 2: Convert to fraction form
4,661,609,040.40/6,991,293,816.60 = 2,692,203,293.20/x - Step 3: Cross multiply
4,661,609,040.40x = 6,991,293,816.60 × 2,692,203,293.20 - Step 4: Simplify right side
4,661,609,040.40x = 18,821,984,236,779,315,200 - Step 5: Solve for x
x = 18,821,984,236,779,315,200/4,661,609,040.40 - Step 6: Final answer
x = 4,037,658,257.84
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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.