Finding the Fourth Proportional to 5,228,064,101.70, 7,842,096,152.55 and 3,293,146,469.70
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Solution
The fourth proportional to 5,228,064,101.70, 7,842,096,152.55 and 3,293,146,469.70 is: 4,939,719,704.55
Step by Step Solution
- Step 1: Write the proportion equation
5,228,064,101.70 : 7,842,096,152.55 = 3,293,146,469.70 : x - Step 2: Convert to fraction form
5,228,064,101.70/7,842,096,152.55 = 3,293,146,469.70/x - Step 3: Cross multiply
5,228,064,101.70x = 7,842,096,152.55 × 3,293,146,469.70 - Step 4: Simplify right side
5,228,064,101.70x = 25,825,171,259,817,984,000 - Step 5: Solve for x
x = 25,825,171,259,817,984,000/5,228,064,101.70 - Step 6: Final answer
x = 4,939,719,704.55
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Double scale
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Similar ratio
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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.