Home / 179,183,898.30-268,825,613.85-76,996,890.30

Finding the Fourth Proportional to 179,183,898.30, 268,825,613.85 and 76,996,890.30

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Solution

The fourth proportional to 179,183,898.30, 268,825,613.85 and 76,996,890.30 is: 115,516,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,183,898.30 : 268,825,613.85 = 76,996,890.30 : x
  2. Step 2: Convert to fraction form
    179,183,898.30/268,825,613.85 = 76,996,890.30/x
  3. Step 3: Cross multiply
    179,183,898.30x = 268,825,613.85 × 76,996,890.30
  4. Step 4: Simplify right side
    179,183,898.30x = 20,698,736,299,438,612
  5. Step 5: Solve for x
    x = 20,698,736,299,438,612/179,183,898.30
  6. Step 6: Final answer
    x = 115,516,720.51

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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.