Home / 5,370,469,443.92-8,056,950,390.84-1,689,879,138.32

Finding the Fourth Proportional to 5,370,469,443.92, 8,056,950,390.84 and 1,689,879,138.32

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Solution

The fourth proportional to 5,370,469,443.92, 8,056,950,390.84 and 1,689,879,138.32 is: 2,535,210,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,469,443.92 : 8,056,950,390.84 = 1,689,879,138.32 : x
  2. Step 2: Convert to fraction form
    5,370,469,443.92/8,056,950,390.84 = 1,689,879,138.32/x
  3. Step 3: Cross multiply
    5,370,469,443.92x = 8,056,950,390.84 × 1,689,879,138.32
  4. Step 4: Simplify right side
    5,370,469,443.92x = 13,615,272,383,959,685,120
  5. Step 5: Solve for x
    x = 13,615,272,383,959,685,120/5,370,469,443.92
  6. Step 6: Final answer
    x = 2,535,210,846.30

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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.