Home / 910,795,745.54-1,366,276,992.96-255,742,357.61

Finding the Fourth Proportional to 910,795,745.54, 1,366,276,992.96 and 255,742,357.61

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Solution

The fourth proportional to 910,795,745.54, 1,366,276,992.96 and 255,742,357.61 is: 383,636,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,795,745.54 : 1,366,276,992.96 = 255,742,357.61 : x
  2. Step 2: Convert to fraction form
    910,795,745.54/1,366,276,992.96 = 255,742,357.61/x
  3. Step 3: Cross multiply
    910,795,745.54x = 1,366,276,992.96 × 255,742,357.61
  4. Step 4: Simplify right side
    910,795,745.54x = 349,414,899,325,698,048
  5. Step 5: Solve for x
    x = 349,414,899,325,698,048/910,795,745.54
  6. Step 6: Final answer
    x = 383,636,947.18

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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.