Home / 439,684,847.82-659,548,482.06-144,573,433.86

Finding the Fourth Proportional to 439,684,847.82, 659,548,482.06 and 144,573,433.86

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Solution

The fourth proportional to 439,684,847.82, 659,548,482.06 and 144,573,433.86 is: 216,867,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,684,847.82 : 659,548,482.06 = 144,573,433.86 : x
  2. Step 2: Convert to fraction form
    439,684,847.82/659,548,482.06 = 144,573,433.86/x
  3. Step 3: Cross multiply
    439,684,847.82x = 659,548,482.06 × 144,573,433.86
  4. Step 4: Simplify right side
    439,684,847.82x = 95,353,188,848,564,800
  5. Step 5: Solve for x
    x = 95,353,188,848,564,800/439,684,847.82
  6. Step 6: Final answer
    x = 216,867,124.99

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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.