Home / 277,873,575.96-416,937,648.60-120,354,768.96

Finding the Fourth Proportional to 277,873,575.96, 416,937,648.60 and 120,354,768.96

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Solution

The fourth proportional to 277,873,575.96, 416,937,648.60 and 120,354,768.96 is: 180,587,283.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,873,575.96 : 416,937,648.60 = 120,354,768.96 : x
  2. Step 2: Convert to fraction form
    277,873,575.96/416,937,648.60 = 120,354,768.96/x
  3. Step 3: Cross multiply
    277,873,575.96x = 416,937,648.60 × 120,354,768.96
  4. Step 4: Simplify right side
    277,873,575.96x = 50,180,434,367,978,664
  5. Step 5: Solve for x
    x = 50,180,434,367,978,664/277,873,575.96
  6. Step 6: Final answer
    x = 180,587,283.96

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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.