Home / 979,040,037.60-1,468,134,903.60-323,737,855.20

Finding the Fourth Proportional to 979,040,037.60, 1,468,134,903.60 and 323,737,855.20

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Solution

The fourth proportional to 979,040,037.60, 1,468,134,903.60 and 323,737,855.20 is: 485,466,198.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,040,037.60 : 1,468,134,903.60 = 323,737,855.20 : x
  2. Step 2: Convert to fraction form
    979,040,037.60/1,468,134,903.60 = 323,737,855.20/x
  3. Step 3: Cross multiply
    979,040,037.60x = 1,468,134,903.60 × 323,737,855.20
  4. Step 4: Simplify right side
    979,040,037.60x = 475,290,844,835,722,688
  5. Step 5: Solve for x
    x = 475,290,844,835,722,688/979,040,037.60
  6. Step 6: Final answer
    x = 485,466,198.09

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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.