Home / 279,980,226.90-419,970,340.35-228,961,890.90

Finding the Fourth Proportional to 279,980,226.90, 419,970,340.35 and 228,961,890.90

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Solution

The fourth proportional to 279,980,226.90, 419,970,340.35 and 228,961,890.90 is: 343,442,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,980,226.90 : 419,970,340.35 = 228,961,890.90 : x
  2. Step 2: Convert to fraction form
    279,980,226.90/419,970,340.35 = 228,961,890.90/x
  3. Step 3: Cross multiply
    279,980,226.90x = 419,970,340.35 × 228,961,890.90
  4. Step 4: Simplify right side
    279,980,226.90x = 96,157,203,248,452,576
  5. Step 5: Solve for x
    x = 96,157,203,248,452,576/279,980,226.90
  6. Step 6: Final answer
    x = 343,442,836.35

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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.