Home / 8,239,111,821.40-12,358,667,732.10-7,336,150,259.80

Finding the Fourth Proportional to 8,239,111,821.40, 12,358,667,732.10 and 7,336,150,259.80

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Solution

The fourth proportional to 8,239,111,821.40, 12,358,667,732.10 and 7,336,150,259.80 is: 11,004,225,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,111,821.40 : 12,358,667,732.10 = 7,336,150,259.80 : x
  2. Step 2: Convert to fraction form
    8,239,111,821.40/12,358,667,732.10 = 7,336,150,259.80/x
  3. Step 3: Cross multiply
    8,239,111,821.40x = 12,358,667,732.10 × 7,336,150,259.80
  4. Step 4: Simplify right side
    8,239,111,821.40x = 90,665,043,493,627,297,792
  5. Step 5: Solve for x
    x = 90,665,043,493,627,297,792/8,239,111,821.40
  6. Step 6: Final answer
    x = 11,004,225,389.70

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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.