Home / 998,953,143.25-1,378,461,037.94-596,986,865.83

Finding the Fourth Proportional to 998,953,143.25, 1,378,461,037.94 and 596,986,865.83

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Solution

The fourth proportional to 998,953,143.25, 1,378,461,037.94 and 596,986,865.83 is: 823,785,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,953,143.25 : 1,378,461,037.94 = 596,986,865.83 : x
  2. Step 2: Convert to fraction form
    998,953,143.25/1,378,461,037.94 = 596,986,865.83/x
  3. Step 3: Cross multiply
    998,953,143.25x = 1,378,461,037.94 × 596,986,865.83
  4. Step 4: Simplify right side
    998,953,143.25x = 822,923,134,698,692,096
  5. Step 5: Solve for x
    x = 822,923,134,698,692,096/998,953,143.25
  6. Step 6: Final answer
    x = 823,785,520.14

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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.