Home / 766,882,303,763.40-1,150,323,455,645.10-320,022,902,406.60

Finding the Fourth Proportional to 766,882,303,763.40, 1,150,323,455,645.10 and 320,022,902,406.60

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Solution

The fourth proportional to 766,882,303,763.40, 1,150,323,455,645.10 and 320,022,902,406.60 is: 480,034,353,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,882,303,763.40 : 1,150,323,455,645.10 = 320,022,902,406.60 : x
  2. Step 2: Convert to fraction form
    766,882,303,763.40/1,150,323,455,645.10 = 320,022,902,406.60/x
  3. Step 3: Cross multiply
    766,882,303,763.40x = 1,150,323,455,645.10 × 320,022,902,406.60
  4. Step 4: Simplify right side
    766,882,303,763.40x = 368,129,850,981,934,709,080,064
  5. Step 5: Solve for x
    x = 368,129,850,981,934,709,080,064/766,882,303,763.40
  6. Step 6: Final answer
    x = 480,034,353,609.90

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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.