Home / 216,086,756.95-324,108,321.54-146,503,764.82

Finding the Fourth Proportional to 216,086,756.95, 324,108,321.54 and 146,503,764.82

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Solution

The fourth proportional to 216,086,756.95, 324,108,321.54 and 146,503,764.82 is: 219,740,857.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,086,756.95 : 324,108,321.54 = 146,503,764.82 : x
  2. Step 2: Convert to fraction form
    216,086,756.95/324,108,321.54 = 146,503,764.82/x
  3. Step 3: Cross multiply
    216,086,756.95x = 324,108,321.54 × 146,503,764.82
  4. Step 4: Simplify right side
    216,086,756.95x = 47,483,089,315,101,104
  5. Step 5: Solve for x
    x = 47,483,089,315,101,104/216,086,756.95
  6. Step 6: Final answer
    x = 219,740,857.72

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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.