Home / 350,453,350.36-483,774,540.86-218,359,610.60

Finding the Fourth Proportional to 350,453,350.36, 483,774,540.86 and 218,359,610.60

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Solution

The fourth proportional to 350,453,350.36, 483,774,540.86 and 218,359,610.60 is: 301,429,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,453,350.36 : 483,774,540.86 = 218,359,610.60 : x
  2. Step 2: Convert to fraction form
    350,453,350.36/483,774,540.86 = 218,359,610.60/x
  3. Step 3: Cross multiply
    350,453,350.36x = 483,774,540.86 × 218,359,610.60
  4. Step 4: Simplify right side
    350,453,350.36x = 105,636,820,360,383,392
  5. Step 5: Solve for x
    x = 105,636,820,360,383,392/350,453,350.36
  6. Step 6: Final answer
    x = 301,429,049.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.