Finding the Fourth Proportional to 2,977,188,135.28, 4,465,781,909.16 and 796,097,584.24
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Solution
The fourth proportional to 2,977,188,135.28, 4,465,781,909.16 and 796,097,584.24 is: 1,194,146,297.81
Step by Step Solution
- Step 1: Write the proportion equation
2,977,188,135.28 : 4,465,781,909.16 = 796,097,584.24 : x - Step 2: Convert to fraction form
2,977,188,135.28/4,465,781,909.16 = 796,097,584.24/x - Step 3: Cross multiply
2,977,188,135.28x = 4,465,781,909.16 × 796,097,584.24 - Step 4: Simplify right side
2,977,188,135.28x = 3,555,198,189,624,971,264 - Step 5: Solve for x
x = 3,555,198,189,624,971,264/2,977,188,135.28 - Step 6: Final answer
x = 1,194,146,297.81
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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.