Home / 221,616,004.60-332,424,006.90-100,683,652.60

Finding the Fourth Proportional to 221,616,004.60, 332,424,006.90 and 100,683,652.60

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Solution

The fourth proportional to 221,616,004.60, 332,424,006.90 and 100,683,652.60 is: 151,025,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,616,004.60 : 332,424,006.90 = 100,683,652.60 : x
  2. Step 2: Convert to fraction form
    221,616,004.60/332,424,006.90 = 100,683,652.60/x
  3. Step 3: Cross multiply
    221,616,004.60x = 332,424,006.90 × 100,683,652.60
  4. Step 4: Simplify right side
    221,616,004.60x = 33,469,663,226,619,600
  5. Step 5: Solve for x
    x = 33,469,663,226,619,600/221,616,004.60
  6. Step 6: Final answer
    x = 151,025,478.90

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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.