Home / 216,651,350,187.51-324,923,323,025.22-73,227,189,864.21

Finding the Fourth Proportional to 216,651,350,187.51, 324,923,323,025.22 and 73,227,189,864.21

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Solution

The fourth proportional to 216,651,350,187.51, 324,923,323,025.22 and 73,227,189,864.21 is: 109,822,633,673.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,651,350,187.51 : 324,923,323,025.22 = 73,227,189,864.21 : x
  2. Step 2: Convert to fraction form
    216,651,350,187.51/324,923,323,025.22 = 73,227,189,864.21/x
  3. Step 3: Cross multiply
    216,651,350,187.51x = 324,923,323,025.22 × 73,227,189,864.21
  4. Step 4: Simplify right side
    216,651,350,187.51x = 23,793,221,866,476,193,972,224
  5. Step 5: Solve for x
    x = 23,793,221,866,476,193,972,224/216,651,350,187.51
  6. Step 6: Final answer
    x = 109,822,633,673.33

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1.5x scale

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.