Finding the Fourth Proportional to 3,297,959,629.20, 4,946,939,443.80 and 2,781,398,977.20
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Solution
The fourth proportional to 3,297,959,629.20, 4,946,939,443.80 and 2,781,398,977.20 is: 4,172,098,465.80
Step by Step Solution
- Step 1: Write the proportion equation
3,297,959,629.20 : 4,946,939,443.80 = 2,781,398,977.20 : x - Step 2: Convert to fraction form
3,297,959,629.20/4,946,939,443.80 = 2,781,398,977.20/x - Step 3: Cross multiply
3,297,959,629.20x = 4,946,939,443.80 × 2,781,398,977.20 - Step 4: Simplify right side
3,297,959,629.20x = 13,759,412,309,255,657,472 - Step 5: Solve for x
x = 13,759,412,309,255,657,472/3,297,959,629.20 - Step 6: Final answer
x = 4,172,098,465.80
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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.