Home / 199,033,860,112.80-298,550,790,169.20-73,354,653,481.20

Finding the Fourth Proportional to 199,033,860,112.80, 298,550,790,169.20 and 73,354,653,481.20

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Solution

The fourth proportional to 199,033,860,112.80, 298,550,790,169.20 and 73,354,653,481.20 is: 110,031,980,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,033,860,112.80 : 298,550,790,169.20 = 73,354,653,481.20 : x
  2. Step 2: Convert to fraction form
    199,033,860,112.80/298,550,790,169.20 = 73,354,653,481.20/x
  3. Step 3: Cross multiply
    199,033,860,112.80x = 298,550,790,169.20 × 73,354,653,481.20
  4. Step 4: Simplify right side
    199,033,860,112.80x = 21,900,089,759,400,118,452,224
  5. Step 5: Solve for x
    x = 21,900,089,759,400,118,452,224/199,033,860,112.80
  6. Step 6: Final answer
    x = 110,031,980,221.80

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1.5x scale

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.