Finding the Fourth Proportional to 3,153,541,055.13, 4,351,914,853.61 and 1,743,939,860.85
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Solution
The fourth proportional to 3,153,541,055.13, 4,351,914,853.61 and 1,743,939,860.85 is: 2,406,652,601.49
Step by Step Solution
- Step 1: Write the proportion equation
3,153,541,055.13 : 4,351,914,853.61 = 1,743,939,860.85 : x - Step 2: Convert to fraction form
3,153,541,055.13/4,351,914,853.61 = 1,743,939,860.85/x - Step 3: Cross multiply
3,153,541,055.13x = 4,351,914,853.61 × 1,743,939,860.85 - Step 4: Simplify right side
3,153,541,055.13x = 7,589,477,784,226,950,144 - Step 5: Solve for x
x = 7,589,477,784,226,950,144/3,153,541,055.13 - Step 6: Final answer
x = 2,406,652,601.49
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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.