Finding the Fourth Proportional to 238,279,584.44, 357,214,676.14 and 82,813,195.71
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Solution
The fourth proportional to 238,279,584.44, 357,214,676.14 and 82,813,195.71 is: 124,148,650.65
Step by Step Solution
- Step 1: Write the proportion equation
238,279,584.44 : 357,214,676.14 = 82,813,195.71 : x - Step 2: Convert to fraction form
238,279,584.44/357,214,676.14 = 82,813,195.71/x - Step 3: Cross multiply
238,279,584.44x = 357,214,676.14 × 82,813,195.71 - Step 4: Simplify right side
238,279,584.44x = 29,582,088,884,881,772 - Step 5: Solve for x
x = 29,582,088,884,881,772/238,279,584.44 - Step 6: Final answer
x = 124,148,650.65
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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.