Home / 419,910,820.60-629,866,230.90-332,234,865.40

Finding the Fourth Proportional to 419,910,820.60, 629,866,230.90 and 332,234,865.40

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Solution

The fourth proportional to 419,910,820.60, 629,866,230.90 and 332,234,865.40 is: 498,352,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,910,820.60 : 629,866,230.90 = 332,234,865.40 : x
  2. Step 2: Convert to fraction form
    419,910,820.60/629,866,230.90 = 332,234,865.40/x
  3. Step 3: Cross multiply
    419,910,820.60x = 629,866,230.90 × 332,234,865.40
  4. Step 4: Simplify right side
    419,910,820.60x = 209,263,522,443,066,784
  5. Step 5: Solve for x
    x = 209,263,522,443,066,784/419,910,820.60
  6. Step 6: Final answer
    x = 498,352,298.10

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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.