Home / 329,470,013.05-454,667,370.28-180,793,621.64

Finding the Fourth Proportional to 329,470,013.05, 454,667,370.28 and 180,793,621.64

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Solution

The fourth proportional to 329,470,013.05, 454,667,370.28 and 180,793,621.64 is: 249,494,513.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,470,013.05 : 454,667,370.28 = 180,793,621.64 : x
  2. Step 2: Convert to fraction form
    329,470,013.05/454,667,370.28 = 180,793,621.64/x
  3. Step 3: Cross multiply
    329,470,013.05x = 454,667,370.28 × 180,793,621.64
  4. Step 4: Simplify right side
    329,470,013.05x = 82,200,960,515,140,784
  5. Step 5: Solve for x
    x = 82,200,960,515,140,784/329,470,013.05
  6. Step 6: Final answer
    x = 249,494,513.19

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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.