Home / 766,882,372,212.40-1,150,323,558,318.60-320,022,970,855.60

Finding the Fourth Proportional to 766,882,372,212.40, 1,150,323,558,318.60 and 320,022,970,855.60

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Solution

The fourth proportional to 766,882,372,212.40, 1,150,323,558,318.60 and 320,022,970,855.60 is: 480,034,456,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,882,372,212.40 : 1,150,323,558,318.60 = 320,022,970,855.60 : x
  2. Step 2: Convert to fraction form
    766,882,372,212.40/1,150,323,558,318.60 = 320,022,970,855.60/x
  3. Step 3: Cross multiply
    766,882,372,212.40x = 1,150,323,558,318.60 × 320,022,970,855.60
  4. Step 4: Simplify right side
    766,882,372,212.40x = 368,129,962,578,303,432,785,920
  5. Step 5: Solve for x
    x = 368,129,962,578,303,432,785,920/766,882,372,212.40
  6. Step 6: Final answer
    x = 480,034,456,283.40

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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.