Home / 235,812,372.74-325,422,336.24-135,332,797.51

Finding the Fourth Proportional to 235,812,372.74, 325,422,336.24 and 135,332,797.51

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Solution

The fourth proportional to 235,812,372.74, 325,422,336.24 and 135,332,797.51 is: 186,759,984.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,812,372.74 : 325,422,336.24 = 135,332,797.51 : x
  2. Step 2: Convert to fraction form
    235,812,372.74/325,422,336.24 = 135,332,797.51/x
  3. Step 3: Cross multiply
    235,812,372.74x = 325,422,336.24 × 135,332,797.51
  4. Step 4: Simplify right side
    235,812,372.74x = 44,040,315,133,295,280
  5. Step 5: Solve for x
    x = 44,040,315,133,295,280/235,812,372.74
  6. Step 6: Final answer
    x = 186,759,984.74

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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.