Finding the Fourth Proportional to 3,463,076,425.87, 5,194,541,860.90 and 842,895,148.87
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Solution
The fourth proportional to 3,463,076,425.87, 5,194,541,860.90 and 842,895,148.87 is: 1,264,325,009.53
Step by Step Solution
- Step 1: Write the proportion equation
3,463,076,425.87 : 5,194,541,860.90 = 842,895,148.87 : x - Step 2: Convert to fraction form
3,463,076,425.87/5,194,541,860.90 = 842,895,148.87/x - Step 3: Cross multiply
3,463,076,425.87x = 5,194,541,860.90 × 842,895,148.87 - Step 4: Simplify right side
3,463,076,425.87x = 4,378,454,135,154,752,000 - Step 5: Solve for x
x = 4,378,454,135,154,752,000/3,463,076,425.87 - Step 6: Final answer
x = 1,264,325,009.53
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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.