Home / 455,523,028.60-683,218,187.70-132,373,204.60

Finding the Fourth Proportional to 455,523,028.60, 683,218,187.70 and 132,373,204.60

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Solution

The fourth proportional to 455,523,028.60, 683,218,187.70 and 132,373,204.60 is: 198,540,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,523,028.60 : 683,218,187.70 = 132,373,204.60 : x
  2. Step 2: Convert to fraction form
    455,523,028.60/683,218,187.70 = 132,373,204.60/x
  3. Step 3: Cross multiply
    455,523,028.60x = 683,218,187.70 × 132,373,204.60
  4. Step 4: Simplify right side
    455,523,028.60x = 90,439,780,946,853,312
  5. Step 5: Solve for x
    x = 90,439,780,946,853,312/455,523,028.60
  6. Step 6: Final answer
    x = 198,540,524.34

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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.