Home / 1,977,619,284.02-2,729,117,601.43-1,073,375,542.91

Finding the Fourth Proportional to 1,977,619,284.02, 2,729,117,601.43 and 1,073,375,542.91

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Solution

The fourth proportional to 1,977,619,284.02, 2,729,117,601.43 and 1,073,375,542.91 is: 1,481,259,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,619,284.02 : 2,729,117,601.43 = 1,073,375,542.91 : x
  2. Step 2: Convert to fraction form
    1,977,619,284.02/2,729,117,601.43 = 1,073,375,542.91/x
  3. Step 3: Cross multiply
    1,977,619,284.02x = 2,729,117,601.43 × 1,073,375,542.91
  4. Step 4: Simplify right side
    1,977,619,284.02x = 2,929,368,087,104,410,112
  5. Step 5: Solve for x
    x = 2,929,368,087,104,410,112/1,977,619,284.02
  6. Step 6: Final answer
    x = 1,481,259,871.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.