Home / 219,911,822.20-329,584,298.10-133,558,564.60

Finding the Fourth Proportional to 219,911,822.20, 329,584,298.10 and 133,558,564.60

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Solution

The fourth proportional to 219,911,822.20, 329,584,298.10 and 133,558,564.60 is: 200,165,708.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,911,822.20 : 329,584,298.10 = 133,558,564.60 : x
  2. Step 2: Convert to fraction form
    219,911,822.20/329,584,298.10 = 133,558,564.60/x
  3. Step 3: Cross multiply
    219,911,822.20x = 329,584,298.10 × 133,558,564.60
  4. Step 4: Simplify right side
    219,911,822.20x = 44,018,805,768,934,512
  5. Step 5: Solve for x
    x = 44,018,805,768,934,512/219,911,822.20
  6. Step 6: Final answer
    x = 200,165,708.82

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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.