Finding the Fourth Proportional to 2,431,683,122.16, 3,647,819,840.04 and 684,885,857.88
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Solution
The fourth proportional to 2,431,683,122.16, 3,647,819,840.04 and 684,885,857.88 is: 1,027,411,918.01
Step by Step Solution
- Step 1: Write the proportion equation
2,431,683,122.16 : 3,647,819,840.04 = 684,885,857.88 : x - Step 2: Convert to fraction form
2,431,683,122.16/3,647,819,840.04 = 684,885,857.88/x - Step 3: Cross multiply
2,431,683,122.16x = 3,647,819,840.04 × 684,885,857.88 - Step 4: Simplify right side
2,431,683,122.16x = 2,498,340,220,537,479,680 - Step 5: Solve for x
x = 2,498,340,220,537,479,680/2,431,683,122.16 - Step 6: Final answer
x = 1,027,411,918.01
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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.