Home / 179,490,479.91-269,263,556.95-75,860,121.54

Finding the Fourth Proportional to 179,490,479.91, 269,263,556.95 and 75,860,121.54

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Solution

The fourth proportional to 179,490,479.91, 269,263,556.95 and 75,860,121.54 is: 113,801,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,490,479.91 : 269,263,556.95 = 75,860,121.54 : x
  2. Step 2: Convert to fraction form
    179,490,479.91/269,263,556.95 = 75,860,121.54/x
  3. Step 3: Cross multiply
    179,490,479.91x = 269,263,556.95 × 75,860,121.54
  4. Step 4: Simplify right side
    179,490,479.91x = 20,426,366,156,519,712
  5. Step 5: Solve for x
    x = 20,426,366,156,519,712/179,490,479.91
  6. Step 6: Final answer
    x = 113,801,947.42

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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.