Home / 512,318,446.60-768,477,780.77-184,793,932.58

Finding the Fourth Proportional to 512,318,446.60, 768,477,780.77 and 184,793,932.58

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Solution

The fourth proportional to 512,318,446.60, 768,477,780.77 and 184,793,932.58 is: 277,190,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,318,446.60 : 768,477,780.77 = 184,793,932.58 : x
  2. Step 2: Convert to fraction form
    512,318,446.60/768,477,780.77 = 184,793,932.58/x
  3. Step 3: Cross multiply
    512,318,446.60x = 768,477,780.77 × 184,793,932.58
  4. Step 4: Simplify right side
    512,318,446.60x = 142,010,031,208,839,408
  5. Step 5: Solve for x
    x = 142,010,031,208,839,408/512,318,446.60
  6. Step 6: Final answer
    x = 277,190,938.86

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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.