Home / 396,322,969.20-594,271,877.40-166,031,869.20

Finding the Fourth Proportional to 396,322,969.20, 594,271,877.40 and 166,031,869.20

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Solution

The fourth proportional to 396,322,969.20, 594,271,877.40 and 166,031,869.20 is: 248,958,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,322,969.20 : 594,271,877.40 = 166,031,869.20 : x
  2. Step 2: Convert to fraction form
    396,322,969.20/594,271,877.40 = 166,031,869.20/x
  3. Step 3: Cross multiply
    396,322,969.20x = 594,271,877.40 × 166,031,869.20
  4. Step 4: Simplify right side
    396,322,969.20x = 98,668,070,617,715,232
  5. Step 5: Solve for x
    x = 98,668,070,617,715,232/396,322,969.20
  6. Step 6: Final answer
    x = 248,958,749.01

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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.