Home / 119,344,007.20-178,848,049.20-88,397,082.40

Finding the Fourth Proportional to 119,344,007.20, 178,848,049.20 and 88,397,082.40

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Solution

The fourth proportional to 119,344,007.20, 178,848,049.20 and 88,397,082.40 is: 132,471,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,344,007.20 : 178,848,049.20 = 88,397,082.40 : x
  2. Step 2: Convert to fraction form
    119,344,007.20/178,848,049.20 = 88,397,082.40/x
  3. Step 3: Cross multiply
    119,344,007.20x = 178,848,049.20 × 88,397,082.40
  4. Step 4: Simplify right side
    119,344,007.20x = 15,809,645,742,211,654
  5. Step 5: Solve for x
    x = 15,809,645,742,211,654/119,344,007.20
  6. Step 6: Final answer
    x = 132,471,215.88

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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.