Finding the Fourth Proportional to 6,186,775,871.37, 8,538,477,704.58 and 3,474,489,417.42
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Solution
The fourth proportional to 6,186,775,871.37, 8,538,477,704.58 and 3,474,489,417.42 is: 4,795,203,679.95
Step by Step Solution
- Step 1: Write the proportion equation
6,186,775,871.37 : 8,538,477,704.58 = 3,474,489,417.42 : x - Step 2: Convert to fraction form
6,186,775,871.37/8,538,477,704.58 = 3,474,489,417.42/x - Step 3: Cross multiply
6,186,775,871.37x = 8,538,477,704.58 × 3,474,489,417.42 - Step 4: Simplify right side
6,186,775,871.37x = 29,666,850,425,439,821,824 - Step 5: Solve for x
x = 29,666,850,425,439,821,824/6,186,775,871.37 - Step 6: Final answer
x = 4,795,203,679.95
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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.