Home / 254,630,690.28-381,184,745.82-155,951,687.88

Finding the Fourth Proportional to 254,630,690.28, 381,184,745.82 and 155,951,687.88

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Solution

The fourth proportional to 254,630,690.28, 381,184,745.82 and 155,951,687.88 is: 233,461,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,630,690.28 : 381,184,745.82 = 155,951,687.88 : x
  2. Step 2: Convert to fraction form
    254,630,690.28/381,184,745.82 = 155,951,687.88/x
  3. Step 3: Cross multiply
    254,630,690.28x = 381,184,745.82 × 155,951,687.88
  4. Step 4: Simplify right side
    254,630,690.28x = 59,446,404,504,737,768
  5. Step 5: Solve for x
    x = 59,446,404,504,737,768/254,630,690.28
  6. Step 6: Final answer
    x = 233,461,270.67

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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.