Finding the Fourth Proportional to 5,420,306,386.80, 8,130,848,195.52 and 2,269,350,182.52
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Solution
The fourth proportional to 5,420,306,386.80, 8,130,848,195.52 and 2,269,350,182.52 is: 3,404,187,977.54
Step by Step Solution
- Step 1: Write the proportion equation
5,420,306,386.80 : 8,130,848,195.52 = 2,269,350,182.52 : x - Step 2: Convert to fraction form
5,420,306,386.80/8,130,848,195.52 = 2,269,350,182.52/x - Step 3: Cross multiply
5,420,306,386.80x = 8,130,848,195.52 × 2,269,350,182.52 - Step 4: Simplify right side
5,420,306,386.80x = 18,451,741,836,545,724,416 - Step 5: Solve for x
x = 18,451,741,836,545,724,416/5,420,306,386.80 - Step 6: Final answer
x = 3,404,187,977.54
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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.