Finding the Fourth Proportional to 3,934,704,562.36, 5,898,424,790.58 and 1,967,846,116.12
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Solution
The fourth proportional to 3,934,704,562.36, 5,898,424,790.58 and 1,967,846,116.12 is: 2,949,952,691.85
Step by Step Solution
- Step 1: Write the proportion equation
3,934,704,562.36 : 5,898,424,790.58 = 1,967,846,116.12 : x - Step 2: Convert to fraction form
3,934,704,562.36/5,898,424,790.58 = 1,967,846,116.12/x - Step 3: Cross multiply
3,934,704,562.36x = 5,898,424,790.58 × 1,967,846,116.12 - Step 4: Simplify right side
3,934,704,562.36x = 11,607,192,315,368,775,680 - Step 5: Solve for x
x = 11,607,192,315,368,775,680/3,934,704,562.36 - Step 6: Final answer
x = 2,949,952,691.85
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1.5x scale
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.