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Finding the Fourth Proportional to 1,685,014,786.90, 2,524,120,957.95 and 1,685,014,786.90

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Solution

The fourth proportional to 1,685,014,786.90, 2,524,120,957.95 and 1,685,014,786.90 is: 2,524,120,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,014,786.90 : 2,524,120,957.95 = 1,685,014,786.90 : x
  2. Step 2: Convert to fraction form
    1,685,014,786.90/2,524,120,957.95 = 1,685,014,786.90/x
  3. Step 3: Cross multiply
    1,685,014,786.90x = 2,524,120,957.95 × 1,685,014,786.90
  4. Step 4: Simplify right side
    1,685,014,786.90x = 4,253,181,138,069,942,784
  5. Step 5: Solve for x
    x = 4,253,181,138,069,942,784/1,685,014,786.90
  6. Step 6: Final answer
    x = 2,524,120,957.95

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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.