Finding the Fourth Proportional to 5,214,105,618.44, 7,193,704,865.46 and 2,955,803,033.48
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Solution
The fourth proportional to 5,214,105,618.44, 7,193,704,865.46 and 2,955,803,033.48 is: 4,078,009,963.60
Step by Step Solution
- Step 1: Write the proportion equation
5,214,105,618.44 : 7,193,704,865.46 = 2,955,803,033.48 : x - Step 2: Convert to fraction form
5,214,105,618.44/7,193,704,865.46 = 2,955,803,033.48/x - Step 3: Cross multiply
5,214,105,618.44x = 7,193,704,865.46 × 2,955,803,033.48 - Step 4: Simplify right side
5,214,105,618.44x = 21,263,174,663,286,505,472 - Step 5: Solve for x
x = 21,263,174,663,286,505,472/5,214,105,618.44 - Step 6: Final answer
x = 4,078,009,963.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.