Home / 1,129,494,525.85-1,694,339,383.65-311,606,826.85

Finding the Fourth Proportional to 1,129,494,525.85, 1,694,339,383.65 and 311,606,826.85

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Solution

The fourth proportional to 1,129,494,525.85, 1,694,339,383.65 and 311,606,826.85 is: 467,437,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,494,525.85 : 1,694,339,383.65 = 311,606,826.85 : x
  2. Step 2: Convert to fraction form
    1,129,494,525.85/1,694,339,383.65 = 311,606,826.85/x
  3. Step 3: Cross multiply
    1,129,494,525.85x = 1,694,339,383.65 × 311,606,826.85
  4. Step 4: Simplify right side
    1,129,494,525.85x = 527,967,718,946,161,344
  5. Step 5: Solve for x
    x = 527,967,718,946,161,344/1,129,494,525.85
  6. Step 6: Final answer
    x = 467,437,164.91

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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.