Home / 624,510,048.60-936,765,072.90-443,111,520.60

Finding the Fourth Proportional to 624,510,048.60, 936,765,072.90 and 443,111,520.60

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Solution

The fourth proportional to 624,510,048.60, 936,765,072.90 and 443,111,520.60 is: 664,667,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,510,048.60 : 936,765,072.90 = 443,111,520.60 : x
  2. Step 2: Convert to fraction form
    624,510,048.60/936,765,072.90 = 443,111,520.60/x
  3. Step 3: Cross multiply
    624,510,048.60x = 936,765,072.90 × 443,111,520.60
  4. Step 4: Simplify right side
    624,510,048.60x = 415,091,395,897,688,832
  5. Step 5: Solve for x
    x = 415,091,395,897,688,832/624,510,048.60
  6. Step 6: Final answer
    x = 664,667,280.90

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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.