Finding the Fourth Proportional to 3,337,183,858.76, 4,603,218,934.84 and 1,979,856,795.68
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Solution
The fourth proportional to 3,337,183,858.76, 4,603,218,934.84 and 1,979,856,795.68 is: 2,730,959,598.23
Step by Step Solution
- Step 1: Write the proportion equation
3,337,183,858.76 : 4,603,218,934.84 = 1,979,856,795.68 : x - Step 2: Convert to fraction form
3,337,183,858.76/4,603,218,934.84 = 1,979,856,795.68/x - Step 3: Cross multiply
3,337,183,858.76x = 4,603,218,934.84 × 1,979,856,795.68 - Step 4: Simplify right side
3,337,183,858.76x = 9,113,714,290,145,825,792 - Step 5: Solve for x
x = 9,113,714,290,145,825,792/3,337,183,858.76 - Step 6: Final answer
x = 2,730,959,598.23
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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.