Finding the Fourth Proportional to 2,849,733,136.88, 4,271,616,280.92 and 1,192,589,874.08
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Solution
The fourth proportional to 2,849,733,136.88, 4,271,616,280.92 and 1,192,589,874.08 is: 1,787,636,272.55
Step by Step Solution
- Step 1: Write the proportion equation
2,849,733,136.88 : 4,271,616,280.92 = 1,192,589,874.08 : x - Step 2: Convert to fraction form
2,849,733,136.88/4,271,616,280.92 = 1,192,589,874.08/x - Step 3: Cross multiply
2,849,733,136.88x = 4,271,616,280.92 × 1,192,589,874.08 - Step 4: Simplify right side
2,849,733,136.88x = 5,094,286,322,580,460,544 - Step 5: Solve for x
x = 5,094,286,322,580,460,544/2,849,733,136.88 - Step 6: Final answer
x = 1,787,636,272.55
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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.