Home / 180,338,132.03-270,682,121.37-87,030,767.88

Finding the Fourth Proportional to 180,338,132.03, 270,682,121.37 and 87,030,767.88

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Solution

The fourth proportional to 180,338,132.03, 270,682,121.37 and 87,030,767.88 is: 130,630,569.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,338,132.03 : 270,682,121.37 = 87,030,767.88 : x
  2. Step 2: Convert to fraction form
    180,338,132.03/270,682,121.37 = 87,030,767.88/x
  3. Step 3: Cross multiply
    180,338,132.03x = 270,682,121.37 × 87,030,767.88
  4. Step 4: Simplify right side
    180,338,132.03x = 23,557,672,874,544,820
  5. Step 5: Solve for x
    x = 23,557,672,874,544,820/180,338,132.03
  6. Step 6: Final answer
    x = 130,630,569.42

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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.