Finding the Fourth Proportional to 4,152,384,164.20, 6,228,576,246.30 and 3,968,718,154.60
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Solution
The fourth proportional to 4,152,384,164.20, 6,228,576,246.30 and 3,968,718,154.60 is: 5,953,077,231.90
Step by Step Solution
- Step 1: Write the proportion equation
4,152,384,164.20 : 6,228,576,246.30 = 3,968,718,154.60 : x - Step 2: Convert to fraction form
4,152,384,164.20/6,228,576,246.30 = 3,968,718,154.60/x - Step 3: Cross multiply
4,152,384,164.20x = 6,228,576,246.30 × 3,968,718,154.60 - Step 4: Simplify right side
4,152,384,164.20x = 24,719,463,626,001,129,472 - Step 5: Solve for x
x = 24,719,463,626,001,129,472/4,152,384,164.20 - Step 6: Final answer
x = 5,953,077,231.90
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Double scale
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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.