Home / 180,576,086.40-270,864,129.60-112,383,676.80

Finding the Fourth Proportional to 180,576,086.40, 270,864,129.60 and 112,383,676.80

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Solution

The fourth proportional to 180,576,086.40, 270,864,129.60 and 112,383,676.80 is: 168,575,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,576,086.40 : 270,864,129.60 = 112,383,676.80 : x
  2. Step 2: Convert to fraction form
    180,576,086.40/270,864,129.60 = 112,383,676.80/x
  3. Step 3: Cross multiply
    180,576,086.40x = 270,864,129.60 × 112,383,676.80
  4. Step 4: Simplify right side
    180,576,086.40x = 30,440,706,797,679,716
  5. Step 5: Solve for x
    x = 30,440,706,797,679,716/180,576,086.40
  6. Step 6: Final answer
    x = 168,575,515.20

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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.