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Finding the Fourth Proportional to 194,112,311,907.20, 291,168,467,860.80 and 194,112,311,907.20

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Solution

The fourth proportional to 194,112,311,907.20, 291,168,467,860.80 and 194,112,311,907.20 is: 291,168,467,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,112,311,907.20 : 291,168,467,860.80 = 194,112,311,907.20 : x
  2. Step 2: Convert to fraction form
    194,112,311,907.20/291,168,467,860.80 = 194,112,311,907.20/x
  3. Step 3: Cross multiply
    194,112,311,907.20x = 291,168,467,860.80 × 194,112,311,907.20
  4. Step 4: Simplify right side
    194,112,311,907.20x = 56,519,384,450,937,147,883,520
  5. Step 5: Solve for x
    x = 56,519,384,450,937,147,883,520/194,112,311,907.20
  6. Step 6: Final answer
    x = 291,168,467,860.80

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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.