Home / 5,180,285,348.60-7,770,428,022.90-3,527,291,262.20

Finding the Fourth Proportional to 5,180,285,348.60, 7,770,428,022.90 and 3,527,291,262.20

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Solution

The fourth proportional to 5,180,285,348.60, 7,770,428,022.90 and 3,527,291,262.20 is: 5,290,936,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,285,348.60 : 7,770,428,022.90 = 3,527,291,262.20 : x
  2. Step 2: Convert to fraction form
    5,180,285,348.60/7,770,428,022.90 = 3,527,291,262.20/x
  3. Step 3: Cross multiply
    5,180,285,348.60x = 7,770,428,022.90 × 3,527,291,262.20
  4. Step 4: Simplify right side
    5,180,285,348.60x = 27,408,562,868,729,188,352
  5. Step 5: Solve for x
    x = 27,408,562,868,729,188,352/5,180,285,348.60
  6. Step 6: Final answer
    x = 5,290,936,893.30

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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.