Finding the Fourth Proportional to 2,489,930,229.26, 3,732,596,935.38 and 1,245,277,618.76
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Solution
The fourth proportional to 2,489,930,229.26, 3,732,596,935.38 and 1,245,277,618.76 is: 1,866,766,935.41
Step by Step Solution
- Step 1: Write the proportion equation
2,489,930,229.26 : 3,732,596,935.38 = 1,245,277,618.76 : x - Step 2: Convert to fraction form
2,489,930,229.26/3,732,596,935.38 = 1,245,277,618.76/x - Step 3: Cross multiply
2,489,930,229.26x = 3,732,596,935.38 × 1,245,277,618.76 - Step 4: Simplify right side
2,489,930,229.26x = 4,648,119,423,462,217,728 - Step 5: Solve for x
x = 4,648,119,423,462,217,728/2,489,930,229.26 - Step 6: Final answer
x = 1,866,766,935.41
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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.