Home / 216,651,350,186.51-324,923,323,023.72-73,227,189,863.21

Finding the Fourth Proportional to 216,651,350,186.51, 324,923,323,023.72 and 73,227,189,863.21

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Solution

The fourth proportional to 216,651,350,186.51, 324,923,323,023.72 and 73,227,189,863.21 is: 109,822,633,671.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,651,350,186.51 : 324,923,323,023.72 = 73,227,189,863.21 : x
  2. Step 2: Convert to fraction form
    216,651,350,186.51/324,923,323,023.72 = 73,227,189,863.21/x
  3. Step 3: Cross multiply
    216,651,350,186.51x = 324,923,323,023.72 × 73,227,189,863.21
  4. Step 4: Simplify right side
    216,651,350,186.51x = 23,793,221,866,041,433,391,104
  5. Step 5: Solve for x
    x = 23,793,221,866,041,433,391,104/216,651,350,186.51
  6. Step 6: Final answer
    x = 109,822,633,671.84

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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.