Finding the Fourth Proportional to 2,893,568,129.63, 4,340,561,386.35 and 1,211,161,569.84
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Solution
The fourth proportional to 2,893,568,129.63, 4,340,561,386.35 and 1,211,161,569.84 is: 1,816,829,916.28
Step by Step Solution
- Step 1: Write the proportion equation
2,893,568,129.63 : 4,340,561,386.35 = 1,211,161,569.84 : x - Step 2: Convert to fraction form
2,893,568,129.63/4,340,561,386.35 = 1,211,161,569.84/x - Step 3: Cross multiply
2,893,568,129.63x = 4,340,561,386.35 × 1,211,161,569.84 - Step 4: Simplify right side
2,893,568,129.63x = 5,257,121,142,694,360,064 - Step 5: Solve for x
x = 5,257,121,142,694,360,064/2,893,568,129.63 - Step 6: Final answer
x = 1,816,829,916.28
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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.