Finding the Fourth Proportional to 358,078,850,145.99, 494,146,254,764.76 and 195,498,490,738.01
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Solution
The fourth proportional to 358,078,850,145.99, 494,146,254,764.76 and 195,498,490,738.01 is: 269,786,520,401.76
Step by Step Solution
- Step 1: Write the proportion equation
358,078,850,145.99 : 494,146,254,764.76 = 195,498,490,738.01 : x - Step 2: Convert to fraction form
358,078,850,145.99/494,146,254,764.76 = 195,498,490,738.01/x - Step 3: Cross multiply
358,078,850,145.99x = 494,146,254,764.76 × 195,498,490,738.01 - Step 4: Simplify right side
358,078,850,145.99x = 96,604,847,010,350,775,664,640 - Step 5: Solve for x
x = 96,604,847,010,350,775,664,640/358,078,850,145.99 - Step 6: Final answer
x = 269,786,520,401.76
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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.