Home / 659,275,438,615.20-988,913,157,922.80-162,969,066,007.20

Finding the Fourth Proportional to 659,275,438,615.20, 988,913,157,922.80 and 162,969,066,007.20

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Solution

The fourth proportional to 659,275,438,615.20, 988,913,157,922.80 and 162,969,066,007.20 is: 244,453,599,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,275,438,615.20 : 988,913,157,922.80 = 162,969,066,007.20 : x
  2. Step 2: Convert to fraction form
    659,275,438,615.20/988,913,157,922.80 = 162,969,066,007.20/x
  3. Step 3: Cross multiply
    659,275,438,615.20x = 988,913,157,922.80 × 162,969,066,007.20
  4. Step 4: Simplify right side
    659,275,438,615.20x = 161,162,253,708,909,416,022,016
  5. Step 5: Solve for x
    x = 161,162,253,708,909,416,022,016/659,275,438,615.20
  6. Step 6: Final answer
    x = 244,453,599,010.80

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Double scale
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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.