Home / 356,082,867.90-533,972,961.11-145,848,615.73

Finding the Fourth Proportional to 356,082,867.90, 533,972,961.11 and 145,848,615.73

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Solution

The fourth proportional to 356,082,867.90, 533,972,961.11 and 145,848,615.73 is: 218,710,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,082,867.90 : 533,972,961.11 = 145,848,615.73 : x
  2. Step 2: Convert to fraction form
    356,082,867.90/533,972,961.11 = 145,848,615.73/x
  3. Step 3: Cross multiply
    356,082,867.90x = 533,972,961.11 × 145,848,615.73
  4. Step 4: Simplify right side
    356,082,867.90x = 77,879,217,215,142,624
  5. Step 5: Solve for x
    x = 77,879,217,215,142,624/356,082,867.90
  6. Step 6: Final answer
    x = 218,710,935.67

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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.