Finding the Fourth Proportional to 4,224,953,872.80, 6,337,430,809.20 and 4,045,822,826.40
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Solution
The fourth proportional to 4,224,953,872.80, 6,337,430,809.20 and 4,045,822,826.40 is: 6,068,734,239.60
Step by Step Solution
- Step 1: Write the proportion equation
4,224,953,872.80 : 6,337,430,809.20 = 4,045,822,826.40 : x - Step 2: Convert to fraction form
4,224,953,872.80/6,337,430,809.20 = 4,045,822,826.40/x - Step 3: Cross multiply
4,224,953,872.80x = 6,337,430,809.20 × 4,045,822,826.40 - Step 4: Simplify right side
4,224,953,872.80x = 25,640,122,228,591,984,640 - Step 5: Solve for x
x = 25,640,122,228,591,984,640/4,224,953,872.80 - Step 6: Final answer
x = 6,068,734,239.60
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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.