Home / 307,620,272.40-461,430,408.60-146,377,136.40

Finding the Fourth Proportional to 307,620,272.40, 461,430,408.60 and 146,377,136.40

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Solution

The fourth proportional to 307,620,272.40, 461,430,408.60 and 146,377,136.40 is: 219,565,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,620,272.40 : 461,430,408.60 = 146,377,136.40 : x
  2. Step 2: Convert to fraction form
    307,620,272.40/461,430,408.60 = 146,377,136.40/x
  3. Step 3: Cross multiply
    307,620,272.40x = 461,430,408.60 × 146,377,136.40
  4. Step 4: Simplify right side
    307,620,272.40x = 67,542,861,858,749,936
  5. Step 5: Solve for x
    x = 67,542,861,858,749,936/307,620,272.40
  6. Step 6: Final answer
    x = 219,565,704.60

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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.