Finding the Fourth Proportional to 9,358,437,659.20, 14,034,255,266.40 and 3,147,805,556.80
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Solution
The fourth proportional to 9,358,437,659.20, 14,034,255,266.40 and 3,147,805,556.80 is: 4,720,564,299.50
Step by Step Solution
- Step 1: Write the proportion equation
9,358,437,659.20 : 14,034,255,266.40 = 3,147,805,556.80 : x - Step 2: Convert to fraction form
9,358,437,659.20/14,034,255,266.40 = 3,147,805,556.80/x - Step 3: Cross multiply
9,358,437,659.20x = 14,034,255,266.40 × 3,147,805,556.80 - Step 4: Simplify right side
9,358,437,659.20x = 44,177,106,713,123,586,048 - Step 5: Solve for x
x = 44,177,106,713,123,586,048/9,358,437,659.20 - Step 6: Final answer
x = 4,720,564,299.50
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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.