Home / 216,719,707.80-325,610,403.30-162,971,995.80

Finding the Fourth Proportional to 216,719,707.80, 325,610,403.30 and 162,971,995.80

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Solution

The fourth proportional to 216,719,707.80, 325,610,403.30 and 162,971,995.80 is: 244,857,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,719,707.80 : 325,610,403.30 = 162,971,995.80 : x
  2. Step 2: Convert to fraction form
    216,719,707.80/325,610,403.30 = 162,971,995.80/x
  3. Step 3: Cross multiply
    216,719,707.80x = 325,610,403.30 × 162,971,995.80
  4. Step 4: Simplify right side
    216,719,707.80x = 53,065,377,279,043,912
  5. Step 5: Solve for x
    x = 53,065,377,279,043,912/216,719,707.80
  6. Step 6: Final answer
    x = 244,857,183.58

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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.