Home / 681,163,410.30-1,021,745,115.45-466,172,562.30

Finding the Fourth Proportional to 681,163,410.30, 1,021,745,115.45 and 466,172,562.30

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Solution

The fourth proportional to 681,163,410.30, 1,021,745,115.45 and 466,172,562.30 is: 699,258,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,163,410.30 : 1,021,745,115.45 = 466,172,562.30 : x
  2. Step 2: Convert to fraction form
    681,163,410.30/1,021,745,115.45 = 466,172,562.30/x
  3. Step 3: Cross multiply
    681,163,410.30x = 1,021,745,115.45 × 466,172,562.30
  4. Step 4: Simplify right side
    681,163,410.30x = 476,309,538,486,835,840
  5. Step 5: Solve for x
    x = 476,309,538,486,835,840/681,163,410.30
  6. Step 6: Final answer
    x = 699,258,843.45

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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.