Home / 766,882,303,764.90-1,150,323,455,647.40-320,022,902,408.10

Finding the Fourth Proportional to 766,882,303,764.90, 1,150,323,455,647.40 and 320,022,902,408.10

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Solution

The fourth proportional to 766,882,303,764.90, 1,150,323,455,647.40 and 320,022,902,408.10 is: 480,034,353,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,882,303,764.90 : 1,150,323,455,647.40 = 320,022,902,408.10 : x
  2. Step 2: Convert to fraction form
    766,882,303,764.90/1,150,323,455,647.40 = 320,022,902,408.10/x
  3. Step 3: Cross multiply
    766,882,303,764.90x = 1,150,323,455,647.40 × 320,022,902,408.10
  4. Step 4: Simplify right side
    766,882,303,764.90x = 368,129,850,984,396,195,102,720
  5. Step 5: Solve for x
    x = 368,129,850,984,396,195,102,720/766,882,303,764.90
  6. Step 6: Final answer
    x = 480,034,353,612.17

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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.