Finding the Fourth Proportional to 2,932,529,576.40, 4,403,896,198.20 and 1,555,034,504.40
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Solution
The fourth proportional to 2,932,529,576.40, 4,403,896,198.20 and 1,555,034,504.40 is: 2,335,257,109.46
Step by Step Solution
- Step 1: Write the proportion equation
2,932,529,576.40 : 4,403,896,198.20 = 1,555,034,504.40 : x - Step 2: Convert to fraction form
2,932,529,576.40/4,403,896,198.20 = 1,555,034,504.40/x - Step 3: Cross multiply
2,932,529,576.40x = 4,403,896,198.20 × 1,555,034,504.40 - Step 4: Simplify right side
2,932,529,576.40x = 6,848,210,541,996,981,248 - Step 5: Solve for x
x = 6,848,210,541,996,981,248/2,932,529,576.40 - Step 6: Final answer
x = 2,335,257,109.46
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1.5x scale
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.