Home / 873,965,796.20-1,311,452,579.10-329,098,365.80

Finding the Fourth Proportional to 873,965,796.20, 1,311,452,579.10 and 329,098,365.80

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Solution

The fourth proportional to 873,965,796.20, 1,311,452,579.10 and 329,098,365.80 is: 493,837,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,965,796.20 : 1,311,452,579.10 = 329,098,365.80 : x
  2. Step 2: Convert to fraction form
    873,965,796.20/1,311,452,579.10 = 329,098,365.80/x
  3. Step 3: Cross multiply
    873,965,796.20x = 1,311,452,579.10 × 329,098,365.80
  4. Step 4: Simplify right side
    873,965,796.20x = 431,596,900,606,005,248
  5. Step 5: Solve for x
    x = 431,596,900,606,005,248/873,965,796.20
  6. Step 6: Final answer
    x = 493,837,290.30

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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.