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Finding the Fourth Proportional to 2,157,966,246.45, 3,236,949,369.68 and 2,157,966,246.45

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Solution

The fourth proportional to 2,157,966,246.45, 3,236,949,369.68 and 2,157,966,246.45 is: 3,236,949,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,966,246.45 : 3,236,949,369.68 = 2,157,966,246.45 : x
  2. Step 2: Convert to fraction form
    2,157,966,246.45/3,236,949,369.68 = 2,157,966,246.45/x
  3. Step 3: Cross multiply
    2,157,966,246.45x = 3,236,949,369.68 × 2,157,966,246.45
  4. Step 4: Simplify right side
    2,157,966,246.45x = 6,985,227,481,226,253,312
  5. Step 5: Solve for x
    x = 6,985,227,481,226,253,312/2,157,966,246.45
  6. Step 6: Final answer
    x = 3,236,949,369.68

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Double scale
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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.