Finding the Fourth Proportional to 10,620,909,468.37, 14,656,901,880.08 and 5,863,224,438.24
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Solution
The fourth proportional to 10,620,909,468.37, 14,656,901,880.08 and 5,863,224,438.24 is: 8,091,275,568.08
Step by Step Solution
- Step 1: Write the proportion equation
10,620,909,468.37 : 14,656,901,880.08 = 5,863,224,438.24 : x - Step 2: Convert to fraction form
10,620,909,468.37/14,656,901,880.08 = 5,863,224,438.24/x - Step 3: Cross multiply
10,620,909,468.37x = 14,656,901,880.08 × 5,863,224,438.24 - Step 4: Simplify right side
10,620,909,468.37x = 85,936,705,292,184,043,520 - Step 5: Solve for x
x = 85,936,705,292,184,043,520/10,620,909,468.37 - Step 6: Final answer
x = 8,091,275,568.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.