Home / 476,501,819.67-714,753,289.62-148,979,049.48

Finding the Fourth Proportional to 476,501,819.67, 714,753,289.62 and 148,979,049.48

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Solution

The fourth proportional to 476,501,819.67, 714,753,289.62 and 148,979,049.48 is: 223,468,749.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,501,819.67 : 714,753,289.62 = 148,979,049.48 : x
  2. Step 2: Convert to fraction form
    476,501,819.67/714,753,289.62 = 148,979,049.48/x
  3. Step 3: Cross multiply
    476,501,819.67x = 714,753,289.62 × 148,979,049.48
  4. Step 4: Simplify right side
    476,501,819.67x = 106,483,265,700,290,736
  5. Step 5: Solve for x
    x = 106,483,265,700,290,736/476,501,819.67
  6. Step 6: Final answer
    x = 223,468,749.34

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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.