Home / 219,794,143.20-329,691,214.80-133,558,983.60

Finding the Fourth Proportional to 219,794,143.20, 329,691,214.80 and 133,558,983.60

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Solution

The fourth proportional to 219,794,143.20, 329,691,214.80 and 133,558,983.60 is: 200,338,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,794,143.20 : 329,691,214.80 = 133,558,983.60 : x
  2. Step 2: Convert to fraction form
    219,794,143.20/329,691,214.80 = 133,558,983.60/x
  3. Step 3: Cross multiply
    219,794,143.20x = 329,691,214.80 × 133,558,983.60
  4. Step 4: Simplify right side
    219,794,143.20x = 44,033,223,550,537,280
  5. Step 5: Solve for x
    x = 44,033,223,550,537,280/219,794,143.20
  6. Step 6: Final answer
    x = 200,338,475.40

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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.