Finding the Fourth Proportional to 6,120,512,961.71, 9,180,738,625.92 and 2,390,183,155.41
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Solution
The fourth proportional to 6,120,512,961.71, 9,180,738,625.92 and 2,390,183,155.41 is: 3,585,262,698.59
Step by Step Solution
- Step 1: Write the proportion equation
6,120,512,961.71 : 9,180,738,625.92 = 2,390,183,155.41 : x - Step 2: Convert to fraction form
6,120,512,961.71/9,180,738,625.92 = 2,390,183,155.41/x - Step 3: Cross multiply
6,120,512,961.71x = 9,180,738,625.92 × 2,390,183,155.41 - Step 4: Simplify right side
6,120,512,961.71x = 21,943,646,817,883,983,872 - Step 5: Solve for x
x = 21,943,646,817,883,983,872/6,120,512,961.71 - Step 6: Final answer
x = 3,585,262,698.59
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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.