Home / 324,081,880.34-486,143,709.39-113,966,790.28

Finding the Fourth Proportional to 324,081,880.34, 486,143,709.39 and 113,966,790.28

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Solution

The fourth proportional to 324,081,880.34, 486,143,709.39 and 113,966,790.28 is: 170,957,531.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,081,880.34 : 486,143,709.39 = 113,966,790.28 : x
  2. Step 2: Convert to fraction form
    324,081,880.34/486,143,709.39 = 113,966,790.28/x
  3. Step 3: Cross multiply
    324,081,880.34x = 486,143,709.39 × 113,966,790.28
  4. Step 4: Simplify right side
    324,081,880.34x = 55,404,238,172,776,040
  5. Step 5: Solve for x
    x = 55,404,238,172,776,040/324,081,880.34
  6. Step 6: Final answer
    x = 170,957,531.21

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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.