Home / 76,693,583,867.40-115,040,375,801.10-71,463,407,265.90

Finding the Fourth Proportional to 76,693,583,867.40, 115,040,375,801.10 and 71,463,407,265.90

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Solution

The fourth proportional to 76,693,583,867.40, 115,040,375,801.10 and 71,463,407,265.90 is: 107,195,110,898.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,693,583,867.40 : 115,040,375,801.10 = 71,463,407,265.90 : x
  2. Step 2: Convert to fraction form
    76,693,583,867.40/115,040,375,801.10 = 71,463,407,265.90/x
  3. Step 3: Cross multiply
    76,693,583,867.40x = 115,040,375,801.10 × 71,463,407,265.90
  4. Step 4: Simplify right side
    76,693,583,867.40x = 8,221,177,227,896,195,907,584
  5. Step 5: Solve for x
    x = 8,221,177,227,896,195,907,584/76,693,583,867.40
  6. Step 6: Final answer
    x = 107,195,110,898.85

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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.