Home / 768,242,156.33-1,152,361,524.39-593,619,107.42

Finding the Fourth Proportional to 768,242,156.33, 1,152,361,524.39 and 593,619,107.42

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Solution

The fourth proportional to 768,242,156.33, 1,152,361,524.39 and 593,619,107.42 is: 890,427,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,242,156.33 : 1,152,361,524.39 = 593,619,107.42 : x
  2. Step 2: Convert to fraction form
    768,242,156.33/1,152,361,524.39 = 593,619,107.42/x
  3. Step 3: Cross multiply
    768,242,156.33x = 1,152,361,524.39 × 593,619,107.42
  4. Step 4: Simplify right side
    768,242,156.33x = 684,063,819,534,226,944
  5. Step 5: Solve for x
    x = 684,063,819,534,226,944/768,242,156.33
  6. Step 6: Final answer
    x = 890,427,339.73

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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.