Home / 923,596,453.35-1,386,178,500.83-378,729,022.95

Finding the Fourth Proportional to 923,596,453.35, 1,386,178,500.83 and 378,729,022.95

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Solution

The fourth proportional to 923,596,453.35, 1,386,178,500.83 and 378,729,022.95 is: 568,414,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,596,453.35 : 1,386,178,500.83 = 378,729,022.95 : x
  2. Step 2: Convert to fraction form
    923,596,453.35/1,386,178,500.83 = 378,729,022.95/x
  3. Step 3: Cross multiply
    923,596,453.35x = 1,386,178,500.83 × 378,729,022.95
  4. Step 4: Simplify right side
    923,596,453.35x = 524,986,029,251,748,032
  5. Step 5: Solve for x
    x = 524,986,029,251,748,032/923,596,453.35
  6. Step 6: Final answer
    x = 568,414,947.19

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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.