Home / 216,224,268.39-324,454,475.31-91,707,528.69

Finding the Fourth Proportional to 216,224,268.39, 324,454,475.31 and 91,707,528.69

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Solution

The fourth proportional to 216,224,268.39, 324,454,475.31 and 91,707,528.69 is: 137,611,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,224,268.39 : 324,454,475.31 = 91,707,528.69 : x
  2. Step 2: Convert to fraction form
    216,224,268.39/324,454,475.31 = 91,707,528.69/x
  3. Step 3: Cross multiply
    216,224,268.39x = 324,454,475.31 × 91,707,528.69
  4. Step 4: Simplify right side
    216,224,268.39x = 29,754,918,103,090,720
  5. Step 5: Solve for x
    x = 29,754,918,103,090,720/216,224,268.39
  6. Step 6: Final answer
    x = 137,611,371.40

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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.