Home / 133,760,321.60-200,640,482.40-113,352,987.20

Finding the Fourth Proportional to 133,760,321.60, 200,640,482.40 and 113,352,987.20

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Solution

The fourth proportional to 133,760,321.60, 200,640,482.40 and 113,352,987.20 is: 170,029,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,760,321.60 : 200,640,482.40 = 113,352,987.20 : x
  2. Step 2: Convert to fraction form
    133,760,321.60/200,640,482.40 = 113,352,987.20/x
  3. Step 3: Cross multiply
    133,760,321.60x = 200,640,482.40 × 113,352,987.20
  4. Step 4: Simplify right side
    133,760,321.60x = 22,743,198,033,289,028
  5. Step 5: Solve for x
    x = 22,743,198,033,289,028/133,760,321.60
  6. Step 6: Final answer
    x = 170,029,480.80

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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.