Finding the Fourth Proportional to 6,801,420,469.20, 10,202,130,703.80 and 5,592,096,949.20
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Solution
The fourth proportional to 6,801,420,469.20, 10,202,130,703.80 and 5,592,096,949.20 is: 8,388,145,423.80
Step by Step Solution
- Step 1: Write the proportion equation
6,801,420,469.20 : 10,202,130,703.80 = 5,592,096,949.20 : x - Step 2: Convert to fraction form
6,801,420,469.20/10,202,130,703.80 = 5,592,096,949.20/x - Step 3: Cross multiply
6,801,420,469.20x = 10,202,130,703.80 × 5,592,096,949.20 - Step 4: Simplify right side
6,801,420,469.20x = 57,051,303,984,059,621,376 - Step 5: Solve for x
x = 57,051,303,984,059,621,376/6,801,420,469.20 - Step 6: Final answer
x = 8,388,145,423.80
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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.