Finding the Fourth Proportional to 4,851,106,516.60, 7,276,659,774.90 and 4,810,291,847.80
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Solution
The fourth proportional to 4,851,106,516.60, 7,276,659,774.90 and 4,810,291,847.80 is: 7,215,437,771.70
Step by Step Solution
- Step 1: Write the proportion equation
4,851,106,516.60 : 7,276,659,774.90 = 4,810,291,847.80 : x - Step 2: Convert to fraction form
4,851,106,516.60/7,276,659,774.90 = 4,810,291,847.80/x - Step 3: Cross multiply
4,851,106,516.60x = 7,276,659,774.90 × 4,810,291,847.80 - Step 4: Simplify right side
4,851,106,516.60x = 35,002,857,194,415,652,864 - Step 5: Solve for x
x = 35,002,857,194,415,652,864/4,851,106,516.60 - Step 6: Final answer
x = 7,215,437,771.70
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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.