Home / 213,469,515.72-294,619,527.72-135,160,335.72

Finding the Fourth Proportional to 213,469,515.72, 294,619,527.72 and 135,160,335.72

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Solution

The fourth proportional to 213,469,515.72, 294,619,527.72 and 135,160,335.72 is: 186,541,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,469,515.72 : 294,619,527.72 = 135,160,335.72 : x
  2. Step 2: Convert to fraction form
    213,469,515.72/294,619,527.72 = 135,160,335.72/x
  3. Step 3: Cross multiply
    213,469,515.72x = 294,619,527.72 × 135,160,335.72
  4. Step 4: Simplify right side
    213,469,515.72x = 39,820,874,276,303,048
  5. Step 5: Solve for x
    x = 39,820,874,276,303,048/213,469,515.72
  6. Step 6: Final answer
    x = 186,541,268.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.