Home / 143,275,228.20-214,912,842.30-47,524,674.60

Finding the Fourth Proportional to 143,275,228.20, 214,912,842.30 and 47,524,674.60

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Solution

The fourth proportional to 143,275,228.20, 214,912,842.30 and 47,524,674.60 is: 71,287,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,275,228.20 : 214,912,842.30 = 47,524,674.60 : x
  2. Step 2: Convert to fraction form
    143,275,228.20/214,912,842.30 = 47,524,674.60/x
  3. Step 3: Cross multiply
    143,275,228.20x = 214,912,842.30 × 47,524,674.60
  4. Step 4: Simplify right side
    143,275,228.20x = 10,213,662,897,668,616
  5. Step 5: Solve for x
    x = 10,213,662,897,668,616/143,275,228.20
  6. Step 6: Final answer
    x = 71,287,011.90

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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.