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Finding the Fourth Proportional to 27,219,171,752.55, 40,828,757,628.83 and 27,219,171,752.55

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Solution

The fourth proportional to 27,219,171,752.55, 40,828,757,628.83 and 27,219,171,752.55 is: 40,828,757,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219,171,752.55 : 40,828,757,628.83 = 27,219,171,752.55 : x
  2. Step 2: Convert to fraction form
    27,219,171,752.55/40,828,757,628.83 = 27,219,171,752.55/x
  3. Step 3: Cross multiply
    27,219,171,752.55x = 40,828,757,628.83 × 27,219,171,752.55
  4. Step 4: Simplify right side
    27,219,171,752.55x = 1,111,324,966,342,223,593,472
  5. Step 5: Solve for x
    x = 1,111,324,966,342,223,593,472/27,219,171,752.55
  6. Step 6: Final answer
    x = 40,828,757,628.83

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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.