Home / 140,237,667.92-210,379,104.12-43,193,343.44

Finding the Fourth Proportional to 140,237,667.92, 210,379,104.12 and 43,193,343.44

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Solution

The fourth proportional to 140,237,667.92, 210,379,104.12 and 43,193,343.44 is: 64,796,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,237,667.92 : 210,379,104.12 = 43,193,343.44 : x
  2. Step 2: Convert to fraction form
    140,237,667.92/210,379,104.12 = 43,193,343.44/x
  3. Step 3: Cross multiply
    140,237,667.92x = 210,379,104.12 × 43,193,343.44
  4. Step 4: Simplify right side
    140,237,667.92x = 9,086,976,896,854,678
  5. Step 5: Solve for x
    x = 9,086,976,896,854,678/140,237,667.92
  6. Step 6: Final answer
    x = 64,796,976.67

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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.