Home / 262,647,051.71-362,446,609.41-143,564,300.69

Finding the Fourth Proportional to 262,647,051.71, 362,446,609.41 and 143,564,300.69

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Solution

The fourth proportional to 262,647,051.71, 362,446,609.41 and 143,564,300.69 is: 198,115,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,647,051.71 : 362,446,609.41 = 143,564,300.69 : x
  2. Step 2: Convert to fraction form
    262,647,051.71/362,446,609.41 = 143,564,300.69/x
  3. Step 3: Cross multiply
    262,647,051.71x = 362,446,609.41 × 143,564,300.69
  4. Step 4: Simplify right side
    262,647,051.71x = 52,034,394,015,595,992
  5. Step 5: Solve for x
    x = 52,034,394,015,595,992/262,647,051.71
  6. Step 6: Final answer
    x = 198,115,279.34

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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.