Home / 2,172,231,930.60-3,258,347,895.90-1,301,518,996.20

Finding the Fourth Proportional to 2,172,231,930.60, 3,258,347,895.90 and 1,301,518,996.20

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Solution

The fourth proportional to 2,172,231,930.60, 3,258,347,895.90 and 1,301,518,996.20 is: 1,952,278,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,231,930.60 : 3,258,347,895.90 = 1,301,518,996.20 : x
  2. Step 2: Convert to fraction form
    2,172,231,930.60/3,258,347,895.90 = 1,301,518,996.20/x
  3. Step 3: Cross multiply
    2,172,231,930.60x = 3,258,347,895.90 × 1,301,518,996.20
  4. Step 4: Simplify right side
    2,172,231,930.60x = 4,240,801,682,742,150,144
  5. Step 5: Solve for x
    x = 4,240,801,682,742,150,144/2,172,231,930.60
  6. Step 6: Final answer
    x = 1,952,278,494.30

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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.