Home / 628,614,458.00-943,067,584.47-214,094,870.54

Finding the Fourth Proportional to 628,614,458.00, 943,067,584.47 and 214,094,870.54

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Solution

The fourth proportional to 628,614,458.00, 943,067,584.47 and 214,094,870.54 is: 321,191,995.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,614,458.00 : 943,067,584.47 = 214,094,870.54 : x
  2. Step 2: Convert to fraction form
    628,614,458.00/943,067,584.47 = 214,094,870.54/x
  3. Step 3: Cross multiply
    628,614,458.00x = 943,067,584.47 × 214,094,870.54
  4. Step 4: Simplify right side
    628,614,458.00x = 201,905,932,408,220,800
  5. Step 5: Solve for x
    x = 201,905,932,408,220,800/628,614,458.00
  6. Step 6: Final answer
    x = 321,191,995.88

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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.