Home / 1,983,353,791,687.30-2,973,647,496,750.60-878,791,105,951.53

Finding the Fourth Proportional to 1,983,353,791,687.30, 2,973,647,496,750.60 and 878,791,105,951.53

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Solution

The fourth proportional to 1,983,353,791,687.30, 2,973,647,496,750.60 and 878,791,105,951.53 is: 1,317,573,790,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,353,791,687.30 : 2,973,647,496,750.60 = 878,791,105,951.53 : x
  2. Step 2: Convert to fraction form
    1,983,353,791,687.30/2,973,647,496,750.60 = 878,791,105,951.53/x
  3. Step 3: Cross multiply
    1,983,353,791,687.30x = 2,973,647,496,750.60 × 878,791,105,951.53
  4. Step 4: Simplify right side
    1,983,353,791,687.30x = 2,613,214,972,379,458,642,640,896
  5. Step 5: Solve for x
    x = 2,613,214,972,379,458,642,640,896/1,983,353,791,687.30
  6. Step 6: Final answer
    x = 1,317,573,790,078.23

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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.