Home / 216,079,361.91-324,170,606.16-70,513,194.12

Finding the Fourth Proportional to 216,079,361.91, 324,170,606.16 and 70,513,194.12

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Solution

The fourth proportional to 216,079,361.91, 324,170,606.16 and 70,513,194.12 is: 105,786,617.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,079,361.91 : 324,170,606.16 = 70,513,194.12 : x
  2. Step 2: Convert to fraction form
    216,079,361.91/324,170,606.16 = 70,513,194.12/x
  3. Step 3: Cross multiply
    216,079,361.91x = 324,170,606.16 × 70,513,194.12
  4. Step 4: Simplify right side
    216,079,361.91x = 22,858,304,879,805,580
  5. Step 5: Solve for x
    x = 22,858,304,879,805,580/216,079,361.91
  6. Step 6: Final answer
    x = 105,786,617.83

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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.