Home / 248,462,648,004.20-372,693,972,006.30-208,790,789,930.60

Finding the Fourth Proportional to 248,462,648,004.20, 372,693,972,006.30 and 208,790,789,930.60

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Solution

The fourth proportional to 248,462,648,004.20, 372,693,972,006.30 and 208,790,789,930.60 is: 313,186,184,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,462,648,004.20 : 372,693,972,006.30 = 208,790,789,930.60 : x
  2. Step 2: Convert to fraction form
    248,462,648,004.20/372,693,972,006.30 = 208,790,789,930.60/x
  3. Step 3: Cross multiply
    248,462,648,004.20x = 372,693,972,006.30 × 208,790,789,930.60
  4. Step 4: Simplify right side
    248,462,648,004.20x = 77,815,068,817,568,294,764,544
  5. Step 5: Solve for x
    x = 77,815,068,817,568,294,764,544/248,462,648,004.20
  6. Step 6: Final answer
    x = 313,186,184,895.90

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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.