Home / 433,028,374.60-649,542,561.90-203,445,862.60

Finding the Fourth Proportional to 433,028,374.60, 649,542,561.90 and 203,445,862.60

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Solution

The fourth proportional to 433,028,374.60, 649,542,561.90 and 203,445,862.60 is: 305,168,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,028,374.60 : 649,542,561.90 = 203,445,862.60 : x
  2. Step 2: Convert to fraction form
    433,028,374.60/649,542,561.90 = 203,445,862.60/x
  3. Step 3: Cross multiply
    433,028,374.60x = 649,542,561.90 × 203,445,862.60
  4. Step 4: Simplify right side
    433,028,374.60x = 132,146,746,801,159,392
  5. Step 5: Solve for x
    x = 132,146,746,801,159,392/433,028,374.60
  6. Step 6: Final answer
    x = 305,168,793.90

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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.