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Finding the Fourth Proportional to 4,192,148,689.20, 6,276,129,798.60 and 4,192,148,689.20

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Solution

The fourth proportional to 4,192,148,689.20, 6,276,129,798.60 and 4,192,148,689.20 is: 6,276,129,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,148,689.20 : 6,276,129,798.60 = 4,192,148,689.20 : x
  2. Step 2: Convert to fraction form
    4,192,148,689.20/6,276,129,798.60 = 4,192,148,689.20/x
  3. Step 3: Cross multiply
    4,192,148,689.20x = 6,276,129,798.60 × 4,192,148,689.20
  4. Step 4: Simplify right side
    4,192,148,689.20x = 26,310,469,308,450,050,048
  5. Step 5: Solve for x
    x = 26,310,469,308,450,050,048/4,192,148,689.20
  6. Step 6: Final answer
    x = 6,276,129,798.60

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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.