Finding the Fourth Proportional to 395,176,515.08, 592,844,269.26 and 136,401,758.60
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Solution
The fourth proportional to 395,176,515.08, 592,844,269.26 and 136,401,758.60 is: 204,630,077.49
Step by Step Solution
- Step 1: Write the proportion equation
395,176,515.08 : 592,844,269.26 = 136,401,758.60 : x - Step 2: Convert to fraction form
395,176,515.08/592,844,269.26 = 136,401,758.60/x - Step 3: Cross multiply
395,176,515.08x = 592,844,269.26 × 136,401,758.60 - Step 4: Simplify right side
395,176,515.08x = 80,865,000,902,995,920 - Step 5: Solve for x
x = 80,865,000,902,995,920/395,176,515.08 - Step 6: Final answer
x = 204,630,077.49
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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.