Finding the Fourth Proportional to 2,134,651,181.43, 2,945,657,791.40 and 1,299,183,414.15
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Solution
The fourth proportional to 2,134,651,181.43, 2,945,657,791.40 and 1,299,183,414.15 is: 1,792,775,222.31
Step by Step Solution
- Step 1: Write the proportion equation
2,134,651,181.43 : 2,945,657,791.40 = 1,299,183,414.15 : x - Step 2: Convert to fraction form
2,134,651,181.43/2,945,657,791.40 = 1,299,183,414.15/x - Step 3: Cross multiply
2,134,651,181.43x = 2,945,657,791.40 × 1,299,183,414.15 - Step 4: Simplify right side
2,134,651,181.43x = 3,826,949,746,342,105,088 - Step 5: Solve for x
x = 3,826,949,746,342,105,088/2,134,651,181.43 - Step 6: Final answer
x = 1,792,775,222.31
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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.