Home / 13,485,753,621.80-20,228,630,432.70-5,729,958,780.20

Finding the Fourth Proportional to 13,485,753,621.80, 20,228,630,432.70 and 5,729,958,780.20

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Solution

The fourth proportional to 13,485,753,621.80, 20,228,630,432.70 and 5,729,958,780.20 is: 8,594,938,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,485,753,621.80 : 20,228,630,432.70 = 5,729,958,780.20 : x
  2. Step 2: Convert to fraction form
    13,485,753,621.80/20,228,630,432.70 = 5,729,958,780.20/x
  3. Step 3: Cross multiply
    13,485,753,621.80x = 20,228,630,432.70 × 5,729,958,780.20
  4. Step 4: Simplify right side
    13,485,753,621.80x = 115,909,218,559,270,289,408
  5. Step 5: Solve for x
    x = 115,909,218,559,270,289,408/13,485,753,621.80
  6. Step 6: Final answer
    x = 8,594,938,170.30

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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.