Home / 219,911,763.20-329,584,209.60-133,558,505.60

Finding the Fourth Proportional to 219,911,763.20, 329,584,209.60 and 133,558,505.60

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Solution

The fourth proportional to 219,911,763.20, 329,584,209.60 and 133,558,505.60 is: 200,165,620.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,911,763.20 : 329,584,209.60 = 133,558,505.60 : x
  2. Step 2: Convert to fraction form
    219,911,763.20/329,584,209.60 = 133,558,505.60/x
  3. Step 3: Cross multiply
    219,911,763.20x = 329,584,209.60 × 133,558,505.60
  4. Step 4: Simplify right side
    219,911,763.20x = 44,018,774,503,533,176
  5. Step 5: Solve for x
    x = 44,018,774,503,533,176/219,911,763.20
  6. Step 6: Final answer
    x = 200,165,620.35

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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.