Finding the Fourth Proportional to 4,186,771,514.70, 5,777,782,901.55 and 2,307,244,235.82
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Solution
The fourth proportional to 4,186,771,514.70, 5,777,782,901.55 and 2,307,244,235.82 is: 3,184,018,102.88
Step by Step Solution
- Step 1: Write the proportion equation
4,186,771,514.70 : 5,777,782,901.55 = 2,307,244,235.82 : x - Step 2: Convert to fraction form
4,186,771,514.70/5,777,782,901.55 = 2,307,244,235.82/x - Step 3: Cross multiply
4,186,771,514.70x = 5,777,782,901.55 × 2,307,244,235.82 - Step 4: Simplify right side
4,186,771,514.70x = 13,330,756,295,420,594,176 - Step 5: Solve for x
x = 13,330,756,295,420,594,176/4,186,771,514.70 - Step 6: Final answer
x = 3,184,018,102.88
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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.