Finding the Fourth Proportional to 142,160,182.08, 213,240,273.12 and 34,454,806.08
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Solution
The fourth proportional to 142,160,182.08, 213,240,273.12 and 34,454,806.08 is: 51,682,209.12
Step by Step Solution
- Step 1: Write the proportion equation
142,160,182.08 : 213,240,273.12 = 34,454,806.08 : x - Step 2: Convert to fraction form
142,160,182.08/213,240,273.12 = 34,454,806.08/x - Step 3: Cross multiply
142,160,182.08x = 213,240,273.12 × 34,454,806.08 - Step 4: Simplify right side
142,160,182.08x = 7,347,152,258,795,836 - Step 5: Solve for x
x = 7,347,152,258,795,836/142,160,182.08 - Step 6: Final answer
x = 51,682,209.12
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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.