Home / 221,616,006.40-332,424,009.60-203,476,153.60

Finding the Fourth Proportional to 221,616,006.40, 332,424,009.60 and 203,476,153.60

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Solution

The fourth proportional to 221,616,006.40, 332,424,009.60 and 203,476,153.60 is: 305,214,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,616,006.40 : 332,424,009.60 = 203,476,153.60 : x
  2. Step 2: Convert to fraction form
    221,616,006.40/332,424,009.60 = 203,476,153.60/x
  3. Step 3: Cross multiply
    221,616,006.40x = 332,424,009.60 × 203,476,153.60
  4. Step 4: Simplify right side
    221,616,006.40x = 67,640,358,837,697,480
  5. Step 5: Solve for x
    x = 67,640,358,837,697,480/221,616,006.40
  6. Step 6: Final answer
    x = 305,214,230.40

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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.