Finding the Fourth Proportional to 2,429,449,845.84, 3,352,644,020.52 and 1,315,617,860.88
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Solution
The fourth proportional to 2,429,449,845.84, 3,352,644,020.52 and 1,315,617,860.88 is: 1,815,554,398.92
Step by Step Solution
- Step 1: Write the proportion equation
2,429,449,845.84 : 3,352,644,020.52 = 1,315,617,860.88 : x - Step 2: Convert to fraction form
2,429,449,845.84/3,352,644,020.52 = 1,315,617,860.88/x - Step 3: Cross multiply
2,429,449,845.84x = 3,352,644,020.52 × 1,315,617,860.88 - Step 4: Simplify right side
2,429,449,845.84x = 4,410,798,354,568,645,632 - Step 5: Solve for x
x = 4,410,798,354,568,645,632/2,429,449,845.84 - Step 6: Final answer
x = 1,815,554,398.92
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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.