Home / 8,252,928,000.70-12,379,392,001.05-5,314,271,847.10

Finding the Fourth Proportional to 8,252,928,000.70, 12,379,392,001.05 and 5,314,271,847.10

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Solution

The fourth proportional to 8,252,928,000.70, 12,379,392,001.05 and 5,314,271,847.10 is: 7,971,407,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252,928,000.70 : 12,379,392,001.05 = 5,314,271,847.10 : x
  2. Step 2: Convert to fraction form
    8,252,928,000.70/12,379,392,001.05 = 5,314,271,847.10/x
  3. Step 3: Cross multiply
    8,252,928,000.70x = 12,379,392,001.05 × 5,314,271,847.10
  4. Step 4: Simplify right side
    8,252,928,000.70x = 65,787,454,395,394,949,120
  5. Step 5: Solve for x
    x = 65,787,454,395,394,949,120/8,252,928,000.70
  6. Step 6: Final answer
    x = 7,971,407,770.65

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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.