Home / 179,229,215.70-268,843,823.55-123,746,775.30

Finding the Fourth Proportional to 179,229,215.70, 268,843,823.55 and 123,746,775.30

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Solution

The fourth proportional to 179,229,215.70, 268,843,823.55 and 123,746,775.30 is: 185,620,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,229,215.70 : 268,843,823.55 = 123,746,775.30 : x
  2. Step 2: Convert to fraction form
    179,229,215.70/268,843,823.55 = 123,746,775.30/x
  3. Step 3: Cross multiply
    179,229,215.70x = 268,843,823.55 × 123,746,775.30
  4. Step 4: Simplify right side
    179,229,215.70x = 33,268,556,223,634,700
  5. Step 5: Solve for x
    x = 33,268,556,223,634,700/179,229,215.70
  6. Step 6: Final answer
    x = 185,620,162.95

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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.