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Finding the Fourth Proportional to 3,236,949,969.30, 4,855,424,953.95 and 3,236,949,969.30

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Solution

The fourth proportional to 3,236,949,969.30, 4,855,424,953.95 and 3,236,949,969.30 is: 4,855,424,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,949,969.30 : 4,855,424,953.95 = 3,236,949,969.30 : x
  2. Step 2: Convert to fraction form
    3,236,949,969.30/4,855,424,953.95 = 3,236,949,969.30/x
  3. Step 3: Cross multiply
    3,236,949,969.30x = 4,855,424,953.95 × 3,236,949,969.30
  4. Step 4: Simplify right side
    3,236,949,969.30x = 15,716,767,655,626,907,648
  5. Step 5: Solve for x
    x = 15,716,767,655,626,907,648/3,236,949,969.30
  6. Step 6: Final answer
    x = 4,855,424,953.95

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Double scale
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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.