Finding the Fourth Proportional to 1,467,987,817.80, 2,201,981,726.70 and 595,007,401.80
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Solution
The fourth proportional to 1,467,987,817.80, 2,201,981,726.70 and 595,007,401.80 is: 892,511,102.70
Step by Step Solution
- Step 1: Write the proportion equation
1,467,987,817.80 : 2,201,981,726.70 = 595,007,401.80 : x - Step 2: Convert to fraction form
1,467,987,817.80/2,201,981,726.70 = 595,007,401.80/x - Step 3: Cross multiply
1,467,987,817.80x = 2,201,981,726.70 × 595,007,401.80 - Step 4: Simplify right side
1,467,987,817.80x = 1,310,195,426,014,844,416 - Step 5: Solve for x
x = 1,310,195,426,014,844,416/1,467,987,817.80 - Step 6: Final answer
x = 892,511,102.70
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1.5x scale
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.