Home / 608,018,692.21-839,067,031.64-329,560,404.37

Finding the Fourth Proportional to 608,018,692.21, 839,067,031.64 and 329,560,404.37

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Solution

The fourth proportional to 608,018,692.21, 839,067,031.64 and 329,560,404.37 is: 454,794,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,018,692.21 : 839,067,031.64 = 329,560,404.37 : x
  2. Step 2: Convert to fraction form
    608,018,692.21/839,067,031.64 = 329,560,404.37/x
  3. Step 3: Cross multiply
    608,018,692.21x = 839,067,031.64 × 329,560,404.37
  4. Step 4: Simplify right side
    608,018,692.21x = 276,523,270,239,540,224
  5. Step 5: Solve for x
    x = 276,523,270,239,540,224/608,018,692.21
  6. Step 6: Final answer
    x = 454,794,028.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.