Home / 13,454,857,204.40-20,182,285,806.60-6,465,982,901.60

Finding the Fourth Proportional to 13,454,857,204.40, 20,182,285,806.60 and 6,465,982,901.60

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Solution

The fourth proportional to 13,454,857,204.40, 20,182,285,806.60 and 6,465,982,901.60 is: 9,698,974,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454,857,204.40 : 20,182,285,806.60 = 6,465,982,901.60 : x
  2. Step 2: Convert to fraction form
    13,454,857,204.40/20,182,285,806.60 = 6,465,982,901.60/x
  3. Step 3: Cross multiply
    13,454,857,204.40x = 20,182,285,806.60 × 6,465,982,901.60
  4. Step 4: Simplify right side
    13,454,857,204.40x = 130,498,314,940,679,962,624
  5. Step 5: Solve for x
    x = 130,498,314,940,679,962,624/13,454,857,204.40
  6. Step 6: Final answer
    x = 9,698,974,352.40

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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.