Home / 8,957,958,052.20-13,436,937,078.30-3,139,768,228.20

Finding the Fourth Proportional to 8,957,958,052.20, 13,436,937,078.30 and 3,139,768,228.20

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Solution

The fourth proportional to 8,957,958,052.20, 13,436,937,078.30 and 3,139,768,228.20 is: 4,709,652,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957,958,052.20 : 13,436,937,078.30 = 3,139,768,228.20 : x
  2. Step 2: Convert to fraction form
    8,957,958,052.20/13,436,937,078.30 = 3,139,768,228.20/x
  3. Step 3: Cross multiply
    8,957,958,052.20x = 13,436,937,078.30 × 3,139,768,228.20
  4. Step 4: Simplify right side
    8,957,958,052.20x = 42,188,868,122,768,867,328
  5. Step 5: Solve for x
    x = 42,188,868,122,768,867,328/8,957,958,052.20
  6. Step 6: Final answer
    x = 4,709,652,342.30

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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.