Finding the Fourth Proportional to 4,143,425,839.83, 5,717,860,929.14 and 2,263,790,763.99
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Solution
The fourth proportional to 4,143,425,839.83, 5,717,860,929.14 and 2,263,790,763.99 is: 3,123,994,795.98
Step by Step Solution
- Step 1: Write the proportion equation
4,143,425,839.83 : 5,717,860,929.14 = 2,263,790,763.99 : x - Step 2: Convert to fraction form
4,143,425,839.83/5,717,860,929.14 = 2,263,790,763.99/x - Step 3: Cross multiply
4,143,425,839.83x = 5,717,860,929.14 × 2,263,790,763.99 - Step 4: Simplify right side
4,143,425,839.83x = 12,944,040,761,155,092,480 - Step 5: Solve for x
x = 12,944,040,761,155,092,480/4,143,425,839.83 - Step 6: Final answer
x = 3,123,994,795.98
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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.