Home / 766,882,303,764.40-1,150,323,455,646.60-320,022,902,407.60

Finding the Fourth Proportional to 766,882,303,764.40, 1,150,323,455,646.60 and 320,022,902,407.60

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Solution

The fourth proportional to 766,882,303,764.40, 1,150,323,455,646.60 and 320,022,902,407.60 is: 480,034,353,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,882,303,764.40 : 1,150,323,455,646.60 = 320,022,902,407.60 : x
  2. Step 2: Convert to fraction form
    766,882,303,764.40/1,150,323,455,646.60 = 320,022,902,407.60/x
  3. Step 3: Cross multiply
    766,882,303,764.40x = 1,150,323,455,646.60 × 320,022,902,407.60
  4. Step 4: Simplify right side
    766,882,303,764.40x = 368,129,850,983,565,051,822,080
  5. Step 5: Solve for x
    x = 368,129,850,983,565,051,822,080/766,882,303,764.40
  6. Step 6: Final answer
    x = 480,034,353,611.40

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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.