Home / 21,370,667,128.55-32,060,925,453.56-7,396,289,185.67

Finding the Fourth Proportional to 21,370,667,128.55, 32,060,925,453.56 and 7,396,289,185.67

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Solution

The fourth proportional to 21,370,667,128.55, 32,060,925,453.56 and 7,396,289,185.67 is: 11,096,138,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370,667,128.55 : 32,060,925,453.56 = 7,396,289,185.67 : x
  2. Step 2: Convert to fraction form
    21,370,667,128.55/32,060,925,453.56 = 7,396,289,185.67/x
  3. Step 3: Cross multiply
    21,370,667,128.55x = 32,060,925,453.56 × 7,396,289,185.67
  4. Step 4: Simplify right side
    21,370,667,128.55x = 237,131,876,214,662,430,720
  5. Step 5: Solve for x
    x = 237,131,876,214,662,430,720/21,370,667,128.55
  6. Step 6: Final answer
    x = 11,096,138,215.45

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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.