Home / 2,147,617,912.43-3,219,337,619.64-1,026,850,320.81

Finding the Fourth Proportional to 2,147,617,912.43, 3,219,337,619.64 and 1,026,850,320.81

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Solution

The fourth proportional to 2,147,617,912.43, 3,219,337,619.64 and 1,026,850,320.81 is: 1,539,276,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,617,912.43 : 3,219,337,619.64 = 1,026,850,320.81 : x
  2. Step 2: Convert to fraction form
    2,147,617,912.43/3,219,337,619.64 = 1,026,850,320.81/x
  3. Step 3: Cross multiply
    2,147,617,912.43x = 3,219,337,619.64 × 1,026,850,320.81
  4. Step 4: Simplify right side
    2,147,617,912.43x = 3,305,777,867,523,035,648
  5. Step 5: Solve for x
    x = 3,305,777,867,523,035,648/2,147,617,912.43
  6. Step 6: Final answer
    x = 1,539,276,539.08

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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.