Home / 433,028,286.60-649,542,429.90-203,445,774.60

Finding the Fourth Proportional to 433,028,286.60, 649,542,429.90 and 203,445,774.60

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Solution

The fourth proportional to 433,028,286.60, 649,542,429.90 and 203,445,774.60 is: 305,168,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,028,286.60 : 649,542,429.90 = 203,445,774.60 : x
  2. Step 2: Convert to fraction form
    433,028,286.60/649,542,429.90 = 203,445,774.60/x
  3. Step 3: Cross multiply
    433,028,286.60x = 649,542,429.90 × 203,445,774.60
  4. Step 4: Simplify right side
    433,028,286.60x = 132,146,662,786,571,696
  5. Step 5: Solve for x
    x = 132,146,662,786,571,696/433,028,286.60
  6. Step 6: Final answer
    x = 305,168,661.90

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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.