Home / 1,134,780,010.20-1,702,170,015.30-747,040,656.60

Finding the Fourth Proportional to 1,134,780,010.20, 1,702,170,015.30 and 747,040,656.60

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Solution

The fourth proportional to 1,134,780,010.20, 1,702,170,015.30 and 747,040,656.60 is: 1,120,560,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,780,010.20 : 1,702,170,015.30 = 747,040,656.60 : x
  2. Step 2: Convert to fraction form
    1,134,780,010.20/1,702,170,015.30 = 747,040,656.60/x
  3. Step 3: Cross multiply
    1,134,780,010.20x = 1,702,170,015.30 × 747,040,656.60
  4. Step 4: Simplify right side
    1,134,780,010.20x = 1,271,590,205,874,544,128
  5. Step 5: Solve for x
    x = 1,271,590,205,874,544,128/1,134,780,010.20
  6. Step 6: Final answer
    x = 1,120,560,984.90

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1.5x scale

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.