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Finding the Fourth Proportional to 273,166,145.70, 383,293,538.40 and 273,166,145.70

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Solution

The fourth proportional to 273,166,145.70, 383,293,538.40 and 273,166,145.70 is: 383,293,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,166,145.70 : 383,293,538.40 = 273,166,145.70 : x
  2. Step 2: Convert to fraction form
    273,166,145.70/383,293,538.40 = 273,166,145.70/x
  3. Step 3: Cross multiply
    273,166,145.70x = 383,293,538.40 × 273,166,145.70
  4. Step 4: Simplify right side
    273,166,145.70x = 104,702,818,556,442,928
  5. Step 5: Solve for x
    x = 104,702,818,556,442,928/273,166,145.70
  6. Step 6: Final answer
    x = 383,293,538.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.