Home / 13,441,563,460.40-20,162,345,190.60-12,109,984,890.80

Finding the Fourth Proportional to 13,441,563,460.40, 20,162,345,190.60 and 12,109,984,890.80

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Solution

The fourth proportional to 13,441,563,460.40, 20,162,345,190.60 and 12,109,984,890.80 is: 18,164,977,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441,563,460.40 : 20,162,345,190.60 = 12,109,984,890.80 : x
  2. Step 2: Convert to fraction form
    13,441,563,460.40/20,162,345,190.60 = 12,109,984,890.80/x
  3. Step 3: Cross multiply
    13,441,563,460.40x = 20,162,345,190.60 × 12,109,984,890.80
  4. Step 4: Simplify right side
    13,441,563,460.40x = 244,165,695,621,260,017,664
  5. Step 5: Solve for x
    x = 244,165,695,621,260,017,664/13,441,563,460.40
  6. Step 6: Final answer
    x = 18,164,977,336.20

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Double scale
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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.