Home / 358,568,943,286.24-537,947,752,183.15-128,859,484,811.83

Finding the Fourth Proportional to 358,568,943,286.24, 537,947,752,183.15 and 128,859,484,811.83

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Solution

The fourth proportional to 358,568,943,286.24, 537,947,752,183.15 and 128,859,484,811.83 is: 193,323,129,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,568,943,286.24 : 537,947,752,183.15 = 128,859,484,811.83 : x
  2. Step 2: Convert to fraction form
    358,568,943,286.24/537,947,752,183.15 = 128,859,484,811.83/x
  3. Step 3: Cross multiply
    358,568,943,286.24x = 537,947,752,183.15 × 128,859,484,811.83
  4. Step 4: Simplify right side
    358,568,943,286.24x = 69,319,670,202,002,709,676,032
  5. Step 5: Solve for x
    x = 69,319,670,202,002,709,676,032/358,568,943,286.24
  6. Step 6: Final answer
    x = 193,323,129,344.94

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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.