Home / 147,817,366.80-221,474,107.80-126,150,320.40

Finding the Fourth Proportional to 147,817,366.80, 221,474,107.80 and 126,150,320.40

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Solution

The fourth proportional to 147,817,366.80, 221,474,107.80 and 126,150,320.40 is: 189,010,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,817,366.80 : 221,474,107.80 = 126,150,320.40 : x
  2. Step 2: Convert to fraction form
    147,817,366.80/221,474,107.80 = 126,150,320.40/x
  3. Step 3: Cross multiply
    147,817,366.80x = 221,474,107.80 × 126,150,320.40
  4. Step 4: Simplify right side
    147,817,366.80x = 27,939,029,659,274,140
  5. Step 5: Solve for x
    x = 27,939,029,659,274,140/147,817,366.80
  6. Step 6: Final answer
    x = 189,010,467.88

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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.