Home / 328,966,800.60-493,450,200.90-264,396,719.10

Finding the Fourth Proportional to 328,966,800.60, 493,450,200.90 and 264,396,719.10

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Solution

The fourth proportional to 328,966,800.60, 493,450,200.90 and 264,396,719.10 is: 396,595,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,966,800.60 : 493,450,200.90 = 264,396,719.10 : x
  2. Step 2: Convert to fraction form
    328,966,800.60/493,450,200.90 = 264,396,719.10/x
  3. Step 3: Cross multiply
    328,966,800.60x = 493,450,200.90 × 264,396,719.10
  4. Step 4: Simplify right side
    328,966,800.60x = 130,466,614,157,195,856
  5. Step 5: Solve for x
    x = 130,466,614,157,195,856/328,966,800.60
  6. Step 6: Final answer
    x = 396,595,078.65

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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.