Home / 383,152,910.40-574,729,365.60-168,162,062.40

Finding the Fourth Proportional to 383,152,910.40, 574,729,365.60 and 168,162,062.40

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Solution

The fourth proportional to 383,152,910.40, 574,729,365.60 and 168,162,062.40 is: 252,243,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,152,910.40 : 574,729,365.60 = 168,162,062.40 : x
  2. Step 2: Convert to fraction form
    383,152,910.40/574,729,365.60 = 168,162,062.40/x
  3. Step 3: Cross multiply
    383,152,910.40x = 574,729,365.60 × 168,162,062.40
  4. Step 4: Simplify right side
    383,152,910.40x = 96,647,675,441,139,616
  5. Step 5: Solve for x
    x = 96,647,675,441,139,616/383,152,910.40
  6. Step 6: Final answer
    x = 252,243,093.60

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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.