Home / 441,172,120.20-661,761,780.30-150,105,392.52

Finding the Fourth Proportional to 441,172,120.20, 661,761,780.30 and 150,105,392.52

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Solution

The fourth proportional to 441,172,120.20, 661,761,780.30 and 150,105,392.52 is: 225,159,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,172,120.20 : 661,761,780.30 = 150,105,392.52 : x
  2. Step 2: Convert to fraction form
    441,172,120.20/661,761,780.30 = 150,105,392.52/x
  3. Step 3: Cross multiply
    441,172,120.20x = 661,761,780.30 × 150,105,392.52
  4. Step 4: Simplify right side
    441,172,120.20x = 99,334,011,786,665,504
  5. Step 5: Solve for x
    x = 99,334,011,786,665,504/441,172,120.20
  6. Step 6: Final answer
    x = 225,159,313.65

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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.