Finding the Fourth Proportional to 66,135,366.68, 99,164,748.92 and 22,401,467.55
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Solution
The fourth proportional to 66,135,366.68, 99,164,748.92 and 22,401,467.55 is: 33,589,227.92
Step by Step Solution
- Step 1: Write the proportion equation
66,135,366.68 : 99,164,748.92 = 22,401,467.55 : x - Step 2: Convert to fraction form
66,135,366.68/99,164,748.92 = 22,401,467.55/x - Step 3: Cross multiply
66,135,366.68x = 99,164,748.92 × 22,401,467.55 - Step 4: Simplify right side
66,135,366.68x = 2,221,435,904,923,270.50 - Step 5: Solve for x
x = 2,221,435,904,923,270.50/66,135,366.68 - Step 6: Final answer
x = 33,589,227.92
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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.