Home / 1,470,511,179.20-2,203,499,287.20-1,275,507,761.60

Finding the Fourth Proportional to 1,470,511,179.20, 2,203,499,287.20 and 1,275,507,761.60

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Solution

The fourth proportional to 1,470,511,179.20, 2,203,499,287.20 and 1,275,507,761.60 is: 1,911,294,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,511,179.20 : 2,203,499,287.20 = 1,275,507,761.60 : x
  2. Step 2: Convert to fraction form
    1,470,511,179.20/2,203,499,287.20 = 1,275,507,761.60/x
  3. Step 3: Cross multiply
    1,470,511,179.20x = 2,203,499,287.20 × 1,275,507,761.60
  4. Step 4: Simplify right side
    1,470,511,179.20x = 2,810,580,443,503,667,200
  5. Step 5: Solve for x
    x = 2,810,580,443,503,667,200/1,470,511,179.20
  6. Step 6: Final answer
    x = 1,911,294,849.89

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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.