Finding the Fourth Proportional to 3,634,375,576.40, 5,451,563,364.60 and 1,180,960,485.20
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Solution
The fourth proportional to 3,634,375,576.40, 5,451,563,364.60 and 1,180,960,485.20 is: 1,771,440,727.80
Step by Step Solution
- Step 1: Write the proportion equation
3,634,375,576.40 : 5,451,563,364.60 = 1,180,960,485.20 : x - Step 2: Convert to fraction form
3,634,375,576.40/5,451,563,364.60 = 1,180,960,485.20/x - Step 3: Cross multiply
3,634,375,576.40x = 5,451,563,364.60 × 1,180,960,485.20 - Step 4: Simplify right side
3,634,375,576.40x = 6,438,080,916,156,561,408 - Step 5: Solve for x
x = 6,438,080,916,156,561,408/3,634,375,576.40 - Step 6: Final answer
x = 1,771,440,727.80
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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.