Home / 433,028,281.60-649,542,422.40-203,445,769.60

Finding the Fourth Proportional to 433,028,281.60, 649,542,422.40 and 203,445,769.60

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Solution

The fourth proportional to 433,028,281.60, 649,542,422.40 and 203,445,769.60 is: 305,168,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,028,281.60 : 649,542,422.40 = 203,445,769.60 : x
  2. Step 2: Convert to fraction form
    433,028,281.60/649,542,422.40 = 203,445,769.60/x
  3. Step 3: Cross multiply
    433,028,281.60x = 649,542,422.40 × 203,445,769.60
  4. Step 4: Simplify right side
    433,028,281.60x = 132,146,658,013,016,272
  5. Step 5: Solve for x
    x = 132,146,658,013,016,272/433,028,281.60
  6. Step 6: Final answer
    x = 305,168,654.40

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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.