Home / 653,242,022.20-979,863,033.30-168,567,830.20

Finding the Fourth Proportional to 653,242,022.20, 979,863,033.30 and 168,567,830.20

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Solution

The fourth proportional to 653,242,022.20, 979,863,033.30 and 168,567,830.20 is: 252,851,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,242,022.20 : 979,863,033.30 = 168,567,830.20 : x
  2. Step 2: Convert to fraction form
    653,242,022.20/979,863,033.30 = 168,567,830.20/x
  3. Step 3: Cross multiply
    653,242,022.20x = 979,863,033.30 × 168,567,830.20
  4. Step 4: Simplify right side
    653,242,022.20x = 165,173,385,416,571,328
  5. Step 5: Solve for x
    x = 165,173,385,416,571,328/653,242,022.20
  6. Step 6: Final answer
    x = 252,851,745.30

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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.