Home / 5,678,797,435.60-8,518,196,153.40-2,621,149,819.60

Finding the Fourth Proportional to 5,678,797,435.60, 8,518,196,153.40 and 2,621,149,819.60

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Solution

The fourth proportional to 5,678,797,435.60, 8,518,196,153.40 and 2,621,149,819.60 is: 3,931,724,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,797,435.60 : 8,518,196,153.40 = 2,621,149,819.60 : x
  2. Step 2: Convert to fraction form
    5,678,797,435.60/8,518,196,153.40 = 2,621,149,819.60/x
  3. Step 3: Cross multiply
    5,678,797,435.60x = 8,518,196,153.40 × 2,621,149,819.60
  4. Step 4: Simplify right side
    5,678,797,435.60x = 22,327,468,310,801,821,696
  5. Step 5: Solve for x
    x = 22,327,468,310,801,821,696/5,678,797,435.60
  6. Step 6: Final answer
    x = 3,931,724,729.40

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Double scale
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Similar ratio
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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.