Finding the Fourth Proportional to 2,863,417,180.12, 4,295,743,987.25 and 871,614,992.09
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Solution
The fourth proportional to 2,863,417,180.12, 4,295,743,987.25 and 871,614,992.09 is: 1,307,610,671.43
Step by Step Solution
- Step 1: Write the proportion equation
2,863,417,180.12 : 4,295,743,987.25 = 871,614,992.09 : x - Step 2: Convert to fraction form
2,863,417,180.12/4,295,743,987.25 = 871,614,992.09/x - Step 3: Cross multiply
2,863,417,180.12x = 4,295,743,987.25 × 871,614,992.09 - Step 4: Simplify right side
2,863,417,180.12x = 3,744,234,861,480,491,520 - Step 5: Solve for x
x = 3,744,234,861,480,491,520/2,863,417,180.12 - Step 6: Final answer
x = 1,307,610,671.43
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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.