Finding the Fourth Proportional to 8,734,978,395.20, 13,102,467,592.80 and 3,837,218,139.20
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Solution
The fourth proportional to 8,734,978,395.20, 13,102,467,592.80 and 3,837,218,139.20 is: 5,755,827,208.80
Step by Step Solution
- Step 1: Write the proportion equation
8,734,978,395.20 : 13,102,467,592.80 = 3,837,218,139.20 : x - Step 2: Convert to fraction form
8,734,978,395.20/13,102,467,592.80 = 3,837,218,139.20/x - Step 3: Cross multiply
8,734,978,395.20x = 13,102,467,592.80 × 3,837,218,139.20 - Step 4: Simplify right side
8,734,978,395.20x = 50,277,026,315,372,314,624 - Step 5: Solve for x
x = 50,277,026,315,372,314,624/8,734,978,395.20 - Step 6: Final answer
x = 5,755,827,208.80
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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.