Home / 255,477,153.96-383,210,229.34-71,239,720.60

Finding the Fourth Proportional to 255,477,153.96, 383,210,229.34 and 71,239,720.60

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Solution

The fourth proportional to 255,477,153.96, 383,210,229.34 and 71,239,720.60 is: 106,858,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,477,153.96 : 383,210,229.34 = 71,239,720.60 : x
  2. Step 2: Convert to fraction form
    255,477,153.96/383,210,229.34 = 71,239,720.60/x
  3. Step 3: Cross multiply
    255,477,153.96x = 383,210,229.34 × 71,239,720.60
  4. Step 4: Simplify right side
    255,477,153.96x = 27,299,789,669,243,520
  5. Step 5: Solve for x
    x = 27,299,789,669,243,520/255,477,153.96
  6. Step 6: Final answer
    x = 106,858,046.78

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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.