Finding the Fourth Proportional to 5,166,358,604.05, 7,131,778,680.24 and 3,473,794,305.85
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Solution
The fourth proportional to 5,166,358,604.05, 7,131,778,680.24 and 3,473,794,305.85 is: 4,795,317,953.84
Step by Step Solution
- Step 1: Write the proportion equation
5,166,358,604.05 : 7,131,778,680.24 = 3,473,794,305.85 : x - Step 2: Convert to fraction form
5,166,358,604.05/7,131,778,680.24 = 3,473,794,305.85/x - Step 3: Cross multiply
5,166,358,604.05x = 7,131,778,680.24 × 3,473,794,305.85 - Step 4: Simplify right side
5,166,358,604.05x = 24,774,332,170,000,138,240 - Step 5: Solve for x
x = 24,774,332,170,000,138,240/5,166,358,604.05 - Step 6: Final answer
x = 4,795,317,953.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.