Home / 440,125,713.30-659,621,699.55-337,380,453.30

Finding the Fourth Proportional to 440,125,713.30, 659,621,699.55 and 337,380,453.30

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Solution

The fourth proportional to 440,125,713.30, 659,621,699.55 and 337,380,453.30 is: 505,636,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,125,713.30 : 659,621,699.55 = 337,380,453.30 : x
  2. Step 2: Convert to fraction form
    440,125,713.30/659,621,699.55 = 337,380,453.30/x
  3. Step 3: Cross multiply
    440,125,713.30x = 659,621,699.55 × 337,380,453.30
  4. Step 4: Simplify right side
    440,125,713.30x = 222,543,468,000,695,392
  5. Step 5: Solve for x
    x = 222,543,468,000,695,392/440,125,713.30
  6. Step 6: Final answer
    x = 505,636,142.76

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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.