Home / 641,202,226.01-962,425,288.64-309,442,709.06

Finding the Fourth Proportional to 641,202,226.01, 962,425,288.64 and 309,442,709.06

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Solution

The fourth proportional to 641,202,226.01, 962,425,288.64 and 309,442,709.06 is: 464,464,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,202,226.01 : 962,425,288.64 = 309,442,709.06 : x
  2. Step 2: Convert to fraction form
    641,202,226.01/962,425,288.64 = 309,442,709.06/x
  3. Step 3: Cross multiply
    641,202,226.01x = 962,425,288.64 × 309,442,709.06
  4. Step 4: Simplify right side
    641,202,226.01x = 297,815,488,582,439,360
  5. Step 5: Solve for x
    x = 297,815,488,582,439,360/641,202,226.01
  6. Step 6: Final answer
    x = 464,464,215.03

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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.