Home / 297,775,789.20-446,388,409.08-159,697,374.48

Finding the Fourth Proportional to 297,775,789.20, 446,388,409.08 and 159,697,374.48

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Solution

The fourth proportional to 297,775,789.20, 446,388,409.08 and 159,697,374.48 is: 239,398,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,775,789.20 : 446,388,409.08 = 159,697,374.48 : x
  2. Step 2: Convert to fraction form
    297,775,789.20/446,388,409.08 = 159,697,374.48/x
  3. Step 3: Cross multiply
    297,775,789.20x = 446,388,409.08 × 159,697,374.48
  4. Step 4: Simplify right side
    297,775,789.20x = 71,287,056,928,380,184
  5. Step 5: Solve for x
    x = 71,287,056,928,380,184/297,775,789.20
  6. Step 6: Final answer
    x = 239,398,431.69

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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.