Finding the Fourth Proportional to 151,597,284.30, 227,395,926.45 and 132,465,408.30
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Solution
The fourth proportional to 151,597,284.30, 227,395,926.45 and 132,465,408.30 is: 198,698,112.45
Step by Step Solution
- Step 1: Write the proportion equation
151,597,284.30 : 227,395,926.45 = 132,465,408.30 : x - Step 2: Convert to fraction form
151,597,284.30/227,395,926.45 = 132,465,408.30/x - Step 3: Cross multiply
151,597,284.30x = 227,395,926.45 × 132,465,408.30 - Step 4: Simplify right side
151,597,284.30x = 30,122,094,242,956,016 - Step 5: Solve for x
x = 30,122,094,242,956,016/151,597,284.30 - Step 6: Final answer
x = 198,698,112.45
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Double scale
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Similar ratio
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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.