Home / 204,306,823.28-281,949,397.81-111,493,313.48

Finding the Fourth Proportional to 204,306,823.28, 281,949,397.81 and 111,493,313.48

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Solution

The fourth proportional to 204,306,823.28, 281,949,397.81 and 111,493,313.48 is: 153,864,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,306,823.28 : 281,949,397.81 = 111,493,313.48 : x
  2. Step 2: Convert to fraction form
    204,306,823.28/281,949,397.81 = 111,493,313.48/x
  3. Step 3: Cross multiply
    204,306,823.28x = 281,949,397.81 × 111,493,313.48
  4. Step 4: Simplify right side
    204,306,823.28x = 31,435,472,593,839,076
  5. Step 5: Solve for x
    x = 31,435,472,593,839,076/204,306,823.28
  6. Step 6: Final answer
    x = 153,864,036.89

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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.