Finding the Fourth Proportional to 2,785,987,810.92, 4,180,820,450.58 and 1,476,809,230.44
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Solution
The fourth proportional to 2,785,987,810.92, 4,180,820,450.58 and 1,476,809,230.44 is: 2,216,188,530.34
Step by Step Solution
- Step 1: Write the proportion equation
2,785,987,810.92 : 4,180,820,450.58 = 1,476,809,230.44 : x - Step 2: Convert to fraction form
2,785,987,810.92/4,180,820,450.58 = 1,476,809,230.44/x - Step 3: Cross multiply
2,785,987,810.92x = 4,180,820,450.58 × 1,476,809,230.44 - Step 4: Simplify right side
2,785,987,810.92x = 6,174,274,232,228,864,000 - Step 5: Solve for x
x = 6,174,274,232,228,864,000/2,785,987,810.92 - Step 6: Final answer
x = 2,216,188,530.34
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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.