Home / 881,963,850.84-1,322,945,775.80-329,309,438.66

Finding the Fourth Proportional to 881,963,850.84, 1,322,945,775.80 and 329,309,438.66

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Solution

The fourth proportional to 881,963,850.84, 1,322,945,775.80 and 329,309,438.66 is: 493,964,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,963,850.84 : 1,322,945,775.80 = 329,309,438.66 : x
  2. Step 2: Convert to fraction form
    881,963,850.84/1,322,945,775.80 = 329,309,438.66/x
  3. Step 3: Cross multiply
    881,963,850.84x = 1,322,945,775.80 × 329,309,438.66
  4. Step 4: Simplify right side
    881,963,850.84x = 435,658,530,804,221,184
  5. Step 5: Solve for x
    x = 435,658,530,804,221,184/881,963,850.84
  6. Step 6: Final answer
    x = 493,964,157.82

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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.