Finding the Fourth Proportional to 7,525,121,601.44, 11,288,121,726.72 and 2,284,900,765.12
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Solution
The fourth proportional to 7,525,121,601.44, 11,288,121,726.72 and 2,284,900,765.12 is: 3,427,484,542.60
Step by Step Solution
- Step 1: Write the proportion equation
7,525,121,601.44 : 11,288,121,726.72 = 2,284,900,765.12 : x - Step 2: Convert to fraction form
7,525,121,601.44/11,288,121,726.72 = 2,284,900,765.12/x - Step 3: Cross multiply
7,525,121,601.44x = 11,288,121,726.72 × 2,284,900,765.12 - Step 4: Simplify right side
7,525,121,601.44x = 25,792,237,970,150,219,776 - Step 5: Solve for x
x = 25,792,237,970,150,219,776/7,525,121,601.44 - Step 6: Final answer
x = 3,427,484,542.60
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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.