Finding the Fourth Proportional to 151,597,285.80, 227,395,928.70 and 132,465,409.80
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Solution
The fourth proportional to 151,597,285.80, 227,395,928.70 and 132,465,409.80 is: 198,698,114.70
Step by Step Solution
- Step 1: Write the proportion equation
151,597,285.80 : 227,395,928.70 = 132,465,409.80 : x - Step 2: Convert to fraction form
151,597,285.80/227,395,928.70 = 132,465,409.80/x - Step 3: Cross multiply
151,597,285.80x = 227,395,928.70 × 132,465,409.80 - Step 4: Simplify right side
151,597,285.80x = 30,122,094,882,097,080 - Step 5: Solve for x
x = 30,122,094,882,097,080/151,597,285.80 - Step 6: Final answer
x = 198,698,114.70
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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.