Home / 329,470,013.87-454,667,371.47-180,793,622.51

Finding the Fourth Proportional to 329,470,013.87, 454,667,371.47 and 180,793,622.51

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Solution

The fourth proportional to 329,470,013.87, 454,667,371.47 and 180,793,622.51 is: 249,494,514.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,470,013.87 : 454,667,371.47 = 180,793,622.51 : x
  2. Step 2: Convert to fraction form
    329,470,013.87/454,667,371.47 = 180,793,622.51/x
  3. Step 3: Cross multiply
    329,470,013.87x = 454,667,371.47 × 180,793,622.51
  4. Step 4: Simplify right side
    329,470,013.87x = 82,200,961,125,161,120
  5. Step 5: Solve for x
    x = 82,200,961,125,161,120/329,470,013.87
  6. Step 6: Final answer
    x = 249,494,514.42

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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.