Home / 11,537,769,915.20-17,324,794,725.60-6,640,009,659.20

Finding the Fourth Proportional to 11,537,769,915.20, 17,324,794,725.60 and 6,640,009,659.20

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Solution

The fourth proportional to 11,537,769,915.20, 17,324,794,725.60 and 6,640,009,659.20 is: 9,970,454,010.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537,769,915.20 : 17,324,794,725.60 = 6,640,009,659.20 : x
  2. Step 2: Convert to fraction form
    11,537,769,915.20/17,324,794,725.60 = 6,640,009,659.20/x
  3. Step 3: Cross multiply
    11,537,769,915.20x = 17,324,794,725.60 × 6,640,009,659.20
  4. Step 4: Simplify right side
    11,537,769,915.20x = 115,036,804,321,641,201,664
  5. Step 5: Solve for x
    x = 115,036,804,321,641,201,664/11,537,769,915.20
  6. Step 6: Final answer
    x = 9,970,454,010.36

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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.