Home / 335,961,000.30-503,941,500.45-278,565,372.30

Finding the Fourth Proportional to 335,961,000.30, 503,941,500.45 and 278,565,372.30

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Solution

The fourth proportional to 335,961,000.30, 503,941,500.45 and 278,565,372.30 is: 417,848,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,961,000.30 : 503,941,500.45 = 278,565,372.30 : x
  2. Step 2: Convert to fraction form
    335,961,000.30/503,941,500.45 = 278,565,372.30/x
  3. Step 3: Cross multiply
    335,961,000.30x = 503,941,500.45 × 278,565,372.30
  4. Step 4: Simplify right side
    335,961,000.30x = 140,380,651,690,274,864
  5. Step 5: Solve for x
    x = 140,380,651,690,274,864/335,961,000.30
  6. Step 6: Final answer
    x = 417,848,058.45

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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.