Home / 3,188,652,010.40-4,782,978,015.60-2,984,578,666.40

Finding the Fourth Proportional to 3,188,652,010.40, 4,782,978,015.60 and 2,984,578,666.40

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Solution

The fourth proportional to 3,188,652,010.40, 4,782,978,015.60 and 2,984,578,666.40 is: 4,476,867,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,652,010.40 : 4,782,978,015.60 = 2,984,578,666.40 : x
  2. Step 2: Convert to fraction form
    3,188,652,010.40/4,782,978,015.60 = 2,984,578,666.40/x
  3. Step 3: Cross multiply
    3,188,652,010.40x = 4,782,978,015.60 × 2,984,578,666.40
  4. Step 4: Simplify right side
    3,188,652,010.40x = 14,275,174,147,219,968,000
  5. Step 5: Solve for x
    x = 14,275,174,147,219,968,000/3,188,652,010.40
  6. Step 6: Final answer
    x = 4,476,867,999.60

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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.