Home / 431,951,208.57-647,617,322.28-182,973,243.33

Finding the Fourth Proportional to 431,951,208.57, 647,617,322.28 and 182,973,243.33

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Solution

The fourth proportional to 431,951,208.57, 647,617,322.28 and 182,973,243.33 is: 274,328,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,951,208.57 : 647,617,322.28 = 182,973,243.33 : x
  2. Step 2: Convert to fraction form
    431,951,208.57/647,617,322.28 = 182,973,243.33/x
  3. Step 3: Cross multiply
    431,951,208.57x = 647,617,322.28 × 182,973,243.33
  4. Step 4: Simplify right side
    431,951,208.57x = 118,496,641,894,945,808
  5. Step 5: Solve for x
    x = 118,496,641,894,945,808/431,951,208.57
  6. Step 6: Final answer
    x = 274,328,765.71

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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.