Home / 216,651,350,180.75-324,923,323,015.10-73,227,189,857.45

Finding the Fourth Proportional to 216,651,350,180.75, 324,923,323,015.10 and 73,227,189,857.45

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Solution

The fourth proportional to 216,651,350,180.75, 324,923,323,015.10 and 73,227,189,857.45 is: 109,822,633,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,651,350,180.75 : 324,923,323,015.10 = 73,227,189,857.45 : x
  2. Step 2: Convert to fraction form
    216,651,350,180.75/324,923,323,015.10 = 73,227,189,857.45/x
  3. Step 3: Cross multiply
    216,651,350,180.75x = 324,923,323,015.10 × 73,227,189,857.45
  4. Step 4: Simplify right side
    216,651,350,180.75x = 23,793,221,863,538,658,639,872
  5. Step 5: Solve for x
    x = 23,793,221,863,538,658,639,872/216,651,350,180.75
  6. Step 6: Final answer
    x = 109,822,633,663.20

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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.