Home / 255,575,115.20-383,101,399.20-125,983,409.60

Finding the Fourth Proportional to 255,575,115.20, 383,101,399.20 and 125,983,409.60

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Solution

The fourth proportional to 255,575,115.20, 383,101,399.20 and 125,983,409.60 is: 188,846,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,575,115.20 : 383,101,399.20 = 125,983,409.60 : x
  2. Step 2: Convert to fraction form
    255,575,115.20/383,101,399.20 = 125,983,409.60/x
  3. Step 3: Cross multiply
    255,575,115.20x = 383,101,399.20 × 125,983,409.60
  4. Step 4: Simplify right side
    255,575,115.20x = 48,264,420,493,746,712
  5. Step 5: Solve for x
    x = 48,264,420,493,746,712/255,575,115.20
  6. Step 6: Final answer
    x = 188,846,321.97

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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.